Home / 10,240.53-15,362.79-4,000.29

Finding the Fourth Proportional to 10,240.53, 15,362.79 and 4,000.29

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Solution

The fourth proportional to 10,240.53, 15,362.79 and 4,000.29 is: 6,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.53 : 15,362.79 = 4,000.29 : x
  2. Step 2: Convert to fraction form
    10,240.53/15,362.79 = 4,000.29/x
  3. Step 3: Cross multiply
    10,240.53x = 15,362.79 × 4,000.29
  4. Step 4: Simplify right side
    10,240.53x = 61,455,615.21
  5. Step 5: Solve for x
    x = 61,455,615.21/10,240.53
  6. Step 6: Final answer
    x = 6,001.21

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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.