Home / 10,458.24-14,437.12-6,686.56

Finding the Fourth Proportional to 10,458.24, 14,437.12 and 6,686.56

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Solution

The fourth proportional to 10,458.24, 14,437.12 and 6,686.56 is: 9,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.24 : 14,437.12 = 6,686.56 : x
  2. Step 2: Convert to fraction form
    10,458.24/14,437.12 = 6,686.56/x
  3. Step 3: Cross multiply
    10,458.24x = 14,437.12 × 6,686.56
  4. Step 4: Simplify right side
    10,458.24x = 96,534,669.11
  5. Step 5: Solve for x
    x = 96,534,669.11/10,458.24
  6. Step 6: Final answer
    x = 9,230.49

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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.