Home / 5,354.46-8,031.08-1,459.17

Finding the Fourth Proportional to 5,354.46, 8,031.08 and 1,459.17

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Solution

The fourth proportional to 5,354.46, 8,031.08 and 1,459.17 is: 2,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.46 : 8,031.08 = 1,459.17 : x
  2. Step 2: Convert to fraction form
    5,354.46/8,031.08 = 1,459.17/x
  3. Step 3: Cross multiply
    5,354.46x = 8,031.08 × 1,459.17
  4. Step 4: Simplify right side
    5,354.46x = 11,718,714.65
  5. Step 5: Solve for x
    x = 11,718,714.65/5,354.46
  6. Step 6: Final answer
    x = 2,188.59

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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.