Home / 4,798.98-7,200.56-1,681.22

Finding the Fourth Proportional to 4,798.98, 7,200.56 and 1,681.22

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Solution

The fourth proportional to 4,798.98, 7,200.56 and 1,681.22 is: 2,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.98 : 7,200.56 = 1,681.22 : x
  2. Step 2: Convert to fraction form
    4,798.98/7,200.56 = 1,681.22/x
  3. Step 3: Cross multiply
    4,798.98x = 7,200.56 × 1,681.22
  4. Step 4: Simplify right side
    4,798.98x = 12,105,681.07
  5. Step 5: Solve for x
    x = 12,105,681.07/4,798.98
  6. Step 6: Final answer
    x = 2,522.55

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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.