Home / 5,456.27-8,184.39-1,560.68

Finding the Fourth Proportional to 5,456.27, 8,184.39 and 1,560.68

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Solution

The fourth proportional to 5,456.27, 8,184.39 and 1,560.68 is: 2,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.27 : 8,184.39 = 1,560.68 : x
  2. Step 2: Convert to fraction form
    5,456.27/8,184.39 = 1,560.68/x
  3. Step 3: Cross multiply
    5,456.27x = 8,184.39 × 1,560.68
  4. Step 4: Simplify right side
    5,456.27x = 12,773,172.86
  5. Step 5: Solve for x
    x = 12,773,172.86/5,456.27
  6. Step 6: Final answer
    x = 2,341.01

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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.