Home / 4,988.98-7,483.45-1,526.23

Finding the Fourth Proportional to 4,988.98, 7,483.45 and 1,526.23

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Solution

The fourth proportional to 4,988.98, 7,483.45 and 1,526.23 is: 2,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.98 : 7,483.45 = 1,526.23 : x
  2. Step 2: Convert to fraction form
    4,988.98/7,483.45 = 1,526.23/x
  3. Step 3: Cross multiply
    4,988.98x = 7,483.45 × 1,526.23
  4. Step 4: Simplify right side
    4,988.98x = 11,421,465.89
  5. Step 5: Solve for x
    x = 11,421,465.89/4,988.98
  6. Step 6: Final answer
    x = 2,289.34

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.