Home / 5,582.60-8,373.98-1,687.18

Finding the Fourth Proportional to 5,582.60, 8,373.98 and 1,687.18

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Solution

The fourth proportional to 5,582.60, 8,373.98 and 1,687.18 is: 2,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.60 : 8,373.98 = 1,687.18 : x
  2. Step 2: Convert to fraction form
    5,582.60/8,373.98 = 1,687.18/x
  3. Step 3: Cross multiply
    5,582.60x = 8,373.98 × 1,687.18
  4. Step 4: Simplify right side
    5,582.60x = 14,128,411.58
  5. Step 5: Solve for x
    x = 14,128,411.58/5,582.60
  6. Step 6: Final answer
    x = 2,530.79

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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.