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Finding the Fourth Proportional to 7,617.42, 10,502.46 and 5,827.08

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Solution

The fourth proportional to 7,617.42, 10,502.46 and 5,827.08 is: 8,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.42 : 10,502.46 = 5,827.08 : x
  2. Step 2: Convert to fraction form
    7,617.42/10,502.46 = 5,827.08/x
  3. Step 3: Cross multiply
    7,617.42x = 10,502.46 × 5,827.08
  4. Step 4: Simplify right side
    7,617.42x = 61,198,674.62
  5. Step 5: Solve for x
    x = 61,198,674.62/7,617.42
  6. Step 6: Final answer
    x = 8,034.04

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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.