Home / 10,337.80-15,501.90-4,491.40

Finding the Fourth Proportional to 10,337.80, 15,501.90 and 4,491.40

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Solution

The fourth proportional to 10,337.80, 15,501.90 and 4,491.40 is: 6,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.80 : 15,501.90 = 4,491.40 : x
  2. Step 2: Convert to fraction form
    10,337.80/15,501.90 = 4,491.40/x
  3. Step 3: Cross multiply
    10,337.80x = 15,501.90 × 4,491.40
  4. Step 4: Simplify right side
    10,337.80x = 69,625,233.66
  5. Step 5: Solve for x
    x = 69,625,233.66/10,337.80
  6. Step 6: Final answer
    x = 6,735.01

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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.