Home / 2,985.16-4,480.14-1,524.70

Finding the Fourth Proportional to 2,985.16, 4,480.14 and 1,524.70

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Solution

The fourth proportional to 2,985.16, 4,480.14 and 1,524.70 is: 2,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.16 : 4,480.14 = 1,524.70 : x
  2. Step 2: Convert to fraction form
    2,985.16/4,480.14 = 1,524.70/x
  3. Step 3: Cross multiply
    2,985.16x = 4,480.14 × 1,524.70
  4. Step 4: Simplify right side
    2,985.16x = 6,830,869.46
  5. Step 5: Solve for x
    x = 6,830,869.46/2,985.16
  6. Step 6: Final answer
    x = 2,288.28

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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.