Home / 5,547.30-8,323.20-2,427.90

Finding the Fourth Proportional to 5,547.30, 8,323.20 and 2,427.90

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Solution

The fourth proportional to 5,547.30, 8,323.20 and 2,427.90 is: 3,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.30 : 8,323.20 = 2,427.90 : x
  2. Step 2: Convert to fraction form
    5,547.30/8,323.20 = 2,427.90/x
  3. Step 3: Cross multiply
    5,547.30x = 8,323.20 × 2,427.90
  4. Step 4: Simplify right side
    5,547.30x = 20,207,897.28
  5. Step 5: Solve for x
    x = 20,207,897.28/5,547.30
  6. Step 6: Final answer
    x = 3,642.83

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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.