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Finding the Fourth Proportional to 5,666.81, 8,477.53 and 5,043.29

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Solution

The fourth proportional to 5,666.81, 8,477.53 and 5,043.29 is: 7,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.81 : 8,477.53 = 5,043.29 : x
  2. Step 2: Convert to fraction form
    5,666.81/8,477.53 = 5,043.29/x
  3. Step 3: Cross multiply
    5,666.81x = 8,477.53 × 5,043.29
  4. Step 4: Simplify right side
    5,666.81x = 42,754,587.28
  5. Step 5: Solve for x
    x = 42,754,587.28/5,666.81
  6. Step 6: Final answer
    x = 7,544.74

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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.