Home / 5,666.29-7,817.86-3,426.55

Finding the Fourth Proportional to 5,666.29, 7,817.86 and 3,426.55

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Solution

The fourth proportional to 5,666.29, 7,817.86 and 3,426.55 is: 4,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.29 : 7,817.86 = 3,426.55 : x
  2. Step 2: Convert to fraction form
    5,666.29/7,817.86 = 3,426.55/x
  3. Step 3: Cross multiply
    5,666.29x = 7,817.86 × 3,426.55
  4. Step 4: Simplify right side
    5,666.29x = 26,788,288.18
  5. Step 5: Solve for x
    x = 26,788,288.18/5,666.29
  6. Step 6: Final answer
    x = 4,727.66

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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.