Home / 5,587.68-8,384.16-2,666.88

Finding the Fourth Proportional to 5,587.68, 8,384.16 and 2,666.88

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Solution

The fourth proportional to 5,587.68, 8,384.16 and 2,666.88 is: 4,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.68 : 8,384.16 = 2,666.88 : x
  2. Step 2: Convert to fraction form
    5,587.68/8,384.16 = 2,666.88/x
  3. Step 3: Cross multiply
    5,587.68x = 8,384.16 × 2,666.88
  4. Step 4: Simplify right side
    5,587.68x = 22,359,548.62
  5. Step 5: Solve for x
    x = 22,359,548.62/5,587.68
  6. Step 6: Final answer
    x = 4,001.58

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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.