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Finding the Fourth Proportional to 3,116.08, 4,674.07 and 924.83

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Solution

The fourth proportional to 3,116.08, 4,674.07 and 924.83 is: 1,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.08 : 4,674.07 = 924.83 : x
  2. Step 2: Convert to fraction form
    3,116.08/4,674.07 = 924.83/x
  3. Step 3: Cross multiply
    3,116.08x = 4,674.07 × 924.83
  4. Step 4: Simplify right side
    3,116.08x = 4,322,715.47
  5. Step 5: Solve for x
    x = 4,322,715.47/3,116.08
  6. Step 6: Final answer
    x = 1,387.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.