Home / 4,989.26-7,483.90-1,526.50

Finding the Fourth Proportional to 4,989.26, 7,483.90 and 1,526.50

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Solution

The fourth proportional to 4,989.26, 7,483.90 and 1,526.50 is: 2,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.26 : 7,483.90 = 1,526.50 : x
  2. Step 2: Convert to fraction form
    4,989.26/7,483.90 = 1,526.50/x
  3. Step 3: Cross multiply
    4,989.26x = 7,483.90 × 1,526.50
  4. Step 4: Simplify right side
    4,989.26x = 11,424,173.35
  5. Step 5: Solve for x
    x = 11,424,173.35/4,989.26
  6. Step 6: Final answer
    x = 2,289.75

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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.