Home / 4,707.40-7,060.70-1,587.24

Finding the Fourth Proportional to 4,707.40, 7,060.70 and 1,587.24

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Solution

The fourth proportional to 4,707.40, 7,060.70 and 1,587.24 is: 2,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.40 : 7,060.70 = 1,587.24 : x
  2. Step 2: Convert to fraction form
    4,707.40/7,060.70 = 1,587.24/x
  3. Step 3: Cross multiply
    4,707.40x = 7,060.70 × 1,587.24
  4. Step 4: Simplify right side
    4,707.40x = 11,207,025.47
  5. Step 5: Solve for x
    x = 11,207,025.47/4,707.40
  6. Step 6: Final answer
    x = 2,380.73

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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.