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Finding the Fourth Proportional to 8,358.66, 11,534.96 and 4,632.66

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Solution

The fourth proportional to 8,358.66, 11,534.96 and 4,632.66 is: 6,393.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.66 : 11,534.96 = 4,632.66 : x
  2. Step 2: Convert to fraction form
    8,358.66/11,534.96 = 4,632.66/x
  3. Step 3: Cross multiply
    8,358.66x = 11,534.96 × 4,632.66
  4. Step 4: Simplify right side
    8,358.66x = 53,437,547.79
  5. Step 5: Solve for x
    x = 53,437,547.79/8,358.66
  6. Step 6: Final answer
    x = 6,393.08

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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.