Home / 9,426.51-14,139.68-5,729.76

Finding the Fourth Proportional to 9,426.51, 14,139.68 and 5,729.76

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Solution

The fourth proportional to 9,426.51, 14,139.68 and 5,729.76 is: 8,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.51 : 14,139.68 = 5,729.76 : x
  2. Step 2: Convert to fraction form
    9,426.51/14,139.68 = 5,729.76/x
  3. Step 3: Cross multiply
    9,426.51x = 14,139.68 × 5,729.76
  4. Step 4: Simplify right side
    9,426.51x = 81,016,944.23
  5. Step 5: Solve for x
    x = 81,016,944.23/9,426.51
  6. Step 6: Final answer
    x = 8,594.59

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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.