Home / 4,901.85-7,351.21-1,614.18

Finding the Fourth Proportional to 4,901.85, 7,351.21 and 1,614.18

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Solution

The fourth proportional to 4,901.85, 7,351.21 and 1,614.18 is: 2,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.85 : 7,351.21 = 1,614.18 : x
  2. Step 2: Convert to fraction form
    4,901.85/7,351.21 = 1,614.18/x
  3. Step 3: Cross multiply
    4,901.85x = 7,351.21 × 1,614.18
  4. Step 4: Simplify right side
    4,901.85x = 11,866,176.16
  5. Step 5: Solve for x
    x = 11,866,176.16/4,901.85
  6. Step 6: Final answer
    x = 2,420.75

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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.