Home / 10,239.17-14,125.32-7,402.04

Finding the Fourth Proportional to 10,239.17, 14,125.32 and 7,402.04

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Solution

The fourth proportional to 10,239.17, 14,125.32 and 7,402.04 is: 10,211.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.17 : 14,125.32 = 7,402.04 : x
  2. Step 2: Convert to fraction form
    10,239.17/14,125.32 = 7,402.04/x
  3. Step 3: Cross multiply
    10,239.17x = 14,125.32 × 7,402.04
  4. Step 4: Simplify right side
    10,239.17x = 104,556,113.03
  5. Step 5: Solve for x
    x = 104,556,113.03/10,239.17
  6. Step 6: Final answer
    x = 10,211.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.