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Finding the Fourth Proportional to 8,460.59, 11,668.01 and 5,473.31

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Solution

The fourth proportional to 8,460.59, 11,668.01 and 5,473.31 is: 7,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.59 : 11,668.01 = 5,473.31 : x
  2. Step 2: Convert to fraction form
    8,460.59/11,668.01 = 5,473.31/x
  3. Step 3: Cross multiply
    8,460.59x = 11,668.01 × 5,473.31
  4. Step 4: Simplify right side
    8,460.59x = 63,862,550.11
  5. Step 5: Solve for x
    x = 63,862,550.11/8,460.59
  6. Step 6: Final answer
    x = 7,548.24

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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.