Home / 5,851.28-8,701.68-5,666.70

Finding the Fourth Proportional to 5,851.28, 8,701.68 and 5,666.70

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Solution

The fourth proportional to 5,851.28, 8,701.68 and 5,666.70 is: 8,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.28 : 8,701.68 = 5,666.70 : x
  2. Step 2: Convert to fraction form
    5,851.28/8,701.68 = 5,666.70/x
  3. Step 3: Cross multiply
    5,851.28x = 8,701.68 × 5,666.70
  4. Step 4: Simplify right side
    5,851.28x = 49,309,810.06
  5. Step 5: Solve for x
    x = 49,309,810.06/5,851.28
  6. Step 6: Final answer
    x = 8,427.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.