Home / 5,730.20-8,595.30-3,543.20

Finding the Fourth Proportional to 5,730.20, 8,595.30 and 3,543.20

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Solution

The fourth proportional to 5,730.20, 8,595.30 and 3,543.20 is: 5,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.20 : 8,595.30 = 3,543.20 : x
  2. Step 2: Convert to fraction form
    5,730.20/8,595.30 = 3,543.20/x
  3. Step 3: Cross multiply
    5,730.20x = 8,595.30 × 3,543.20
  4. Step 4: Simplify right side
    5,730.20x = 30,454,866.96
  5. Step 5: Solve for x
    x = 30,454,866.96/5,730.20
  6. Step 6: Final answer
    x = 5,314.80

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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.