Home / 5,590.14-8,385.25-1,641.46

Finding the Fourth Proportional to 5,590.14, 8,385.25 and 1,641.46

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Solution

The fourth proportional to 5,590.14, 8,385.25 and 1,641.46 is: 2,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.14 : 8,385.25 = 1,641.46 : x
  2. Step 2: Convert to fraction form
    5,590.14/8,385.25 = 1,641.46/x
  3. Step 3: Cross multiply
    5,590.14x = 8,385.25 × 1,641.46
  4. Step 4: Simplify right side
    5,590.14x = 13,764,050.81
  5. Step 5: Solve for x
    x = 13,764,050.81/5,590.14
  6. Step 6: Final answer
    x = 2,462.20

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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.