Home / 6,447.03-8,897.45-3,614.36

Finding the Fourth Proportional to 6,447.03, 8,897.45 and 3,614.36

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Solution

The fourth proportional to 6,447.03, 8,897.45 and 3,614.36 is: 4,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447.03 : 8,897.45 = 3,614.36 : x
  2. Step 2: Convert to fraction form
    6,447.03/8,897.45 = 3,614.36/x
  3. Step 3: Cross multiply
    6,447.03x = 8,897.45 × 3,614.36
  4. Step 4: Simplify right side
    6,447.03x = 32,158,569.31
  5. Step 5: Solve for x
    x = 32,158,569.31/6,447.03
  6. Step 6: Final answer
    x = 4,988.12

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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.