Home / 4,874.48-7,312.23-1,587.14

Finding the Fourth Proportional to 4,874.48, 7,312.23 and 1,587.14

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Solution

The fourth proportional to 4,874.48, 7,312.23 and 1,587.14 is: 2,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.48 : 7,312.23 = 1,587.14 : x
  2. Step 2: Convert to fraction form
    4,874.48/7,312.23 = 1,587.14/x
  3. Step 3: Cross multiply
    4,874.48x = 7,312.23 × 1,587.14
  4. Step 4: Simplify right side
    4,874.48x = 11,605,532.72
  5. Step 5: Solve for x
    x = 11,605,532.72/4,874.48
  6. Step 6: Final answer
    x = 2,380.88

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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.