Home / 10,541.80-14,551.14-7,398.76

Finding the Fourth Proportional to 10,541.80, 14,551.14 and 7,398.76

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Solution

The fourth proportional to 10,541.80, 14,551.14 and 7,398.76 is: 10,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.80 : 14,551.14 = 7,398.76 : x
  2. Step 2: Convert to fraction form
    10,541.80/14,551.14 = 7,398.76/x
  3. Step 3: Cross multiply
    10,541.80x = 14,551.14 × 7,398.76
  4. Step 4: Simplify right side
    10,541.80x = 107,660,392.59
  5. Step 5: Solve for x
    x = 107,660,392.59/10,541.80
  6. Step 6: Final answer
    x = 10,212.71

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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.