Home / 5,483.28-8,226.27-1,587.72

Finding the Fourth Proportional to 5,483.28, 8,226.27 and 1,587.72

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Solution

The fourth proportional to 5,483.28, 8,226.27 and 1,587.72 is: 2,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.28 : 8,226.27 = 1,587.72 : x
  2. Step 2: Convert to fraction form
    5,483.28/8,226.27 = 1,587.72/x
  3. Step 3: Cross multiply
    5,483.28x = 8,226.27 × 1,587.72
  4. Step 4: Simplify right side
    5,483.28x = 13,061,013.40
  5. Step 5: Solve for x
    x = 13,061,013.40/5,483.28
  6. Step 6: Final answer
    x = 2,381.97

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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.