Home / 10,747.03-14,837.07-7,161.04

Finding the Fourth Proportional to 10,747.03, 14,837.07 and 7,161.04

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Solution

The fourth proportional to 10,747.03, 14,837.07 and 7,161.04 is: 9,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.03 : 14,837.07 = 7,161.04 : x
  2. Step 2: Convert to fraction form
    10,747.03/14,837.07 = 7,161.04/x
  3. Step 3: Cross multiply
    10,747.03x = 14,837.07 × 7,161.04
  4. Step 4: Simplify right side
    10,747.03x = 106,248,897.15
  5. Step 5: Solve for x
    x = 106,248,897.15/10,747.03
  6. Step 6: Final answer
    x = 9,886.35

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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.