Home / 5,985.16-8,981.48-2,287.70

Finding the Fourth Proportional to 5,985.16, 8,981.48 and 2,287.70

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Solution

The fourth proportional to 5,985.16, 8,981.48 and 2,287.70 is: 3,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.16 : 8,981.48 = 2,287.70 : x
  2. Step 2: Convert to fraction form
    5,985.16/8,981.48 = 2,287.70/x
  3. Step 3: Cross multiply
    5,985.16x = 8,981.48 × 2,287.70
  4. Step 4: Simplify right side
    5,985.16x = 20,546,931.80
  5. Step 5: Solve for x
    x = 20,546,931.80/5,985.16
  6. Step 6: Final answer
    x = 3,432.98

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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.