Home / 5,582.41-8,373.61-1,686.81

Finding the Fourth Proportional to 5,582.41, 8,373.61 and 1,686.81

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Solution

The fourth proportional to 5,582.41, 8,373.61 and 1,686.81 is: 2,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.41 : 8,373.61 = 1,686.81 : x
  2. Step 2: Convert to fraction form
    5,582.41/8,373.61 = 1,686.81/x
  3. Step 3: Cross multiply
    5,582.41x = 8,373.61 × 1,686.81
  4. Step 4: Simplify right side
    5,582.41x = 14,124,689.08
  5. Step 5: Solve for x
    x = 14,124,689.08/5,582.41
  6. Step 6: Final answer
    x = 2,530.21

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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.