Home / 8,476.64-11,698.80-5,332.76

Finding the Fourth Proportional to 8,476.64, 11,698.80 and 5,332.76

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Solution

The fourth proportional to 8,476.64, 11,698.80 and 5,332.76 is: 7,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.64 : 11,698.80 = 5,332.76 : x
  2. Step 2: Convert to fraction form
    8,476.64/11,698.80 = 5,332.76/x
  3. Step 3: Cross multiply
    8,476.64x = 11,698.80 × 5,332.76
  4. Step 4: Simplify right side
    8,476.64x = 62,386,892.69
  5. Step 5: Solve for x
    x = 62,386,892.69/8,476.64
  6. Step 6: Final answer
    x = 7,359.86

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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.