Home / 10,349.23-15,515.13-4,501.43

Finding the Fourth Proportional to 10,349.23, 15,515.13 and 4,501.43

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Solution

The fourth proportional to 10,349.23, 15,515.13 and 4,501.43 is: 6,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.23 : 15,515.13 = 4,501.43 : x
  2. Step 2: Convert to fraction form
    10,349.23/15,515.13 = 4,501.43/x
  3. Step 3: Cross multiply
    10,349.23x = 15,515.13 × 4,501.43
  4. Step 4: Simplify right side
    10,349.23x = 69,840,271.64
  5. Step 5: Solve for x
    x = 69,840,271.64/10,349.23
  6. Step 6: Final answer
    x = 6,748.36

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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.