Home / 5,373.48-8,060.58-1,478.28

Finding the Fourth Proportional to 5,373.48, 8,060.58 and 1,478.28

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Solution

The fourth proportional to 5,373.48, 8,060.58 and 1,478.28 is: 2,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.48 : 8,060.58 = 1,478.28 : x
  2. Step 2: Convert to fraction form
    5,373.48/8,060.58 = 1,478.28/x
  3. Step 3: Cross multiply
    5,373.48x = 8,060.58 × 1,478.28
  4. Step 4: Simplify right side
    5,373.48x = 11,915,794.20
  5. Step 5: Solve for x
    x = 11,915,794.20/5,373.48
  6. Step 6: Final answer
    x = 2,217.52

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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.