Home / 8,470.04-11,687.29-5,324.00

Finding the Fourth Proportional to 8,470.04, 11,687.29 and 5,324.00

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Solution

The fourth proportional to 8,470.04, 11,687.29 and 5,324.00 is: 7,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470.04 : 11,687.29 = 5,324.00 : x
  2. Step 2: Convert to fraction form
    8,470.04/11,687.29 = 5,324.00/x
  3. Step 3: Cross multiply
    8,470.04x = 11,687.29 × 5,324.00
  4. Step 4: Simplify right side
    8,470.04x = 62,223,060.21
  5. Step 5: Solve for x
    x = 62,223,060.21/8,470.04
  6. Step 6: Final answer
    x = 7,346.26

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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.