Home / 10,386.38-14,332.87-5,849.28

Finding the Fourth Proportional to 10,386.38, 14,332.87 and 5,849.28

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Solution

The fourth proportional to 10,386.38, 14,332.87 and 5,849.28 is: 8,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.38 : 14,332.87 = 5,849.28 : x
  2. Step 2: Convert to fraction form
    10,386.38/14,332.87 = 5,849.28/x
  3. Step 3: Cross multiply
    10,386.38x = 14,332.87 × 5,849.28
  4. Step 4: Simplify right side
    10,386.38x = 83,836,944.24
  5. Step 5: Solve for x
    x = 83,836,944.24/10,386.38
  6. Step 6: Final answer
    x = 8,071.82

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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.