Home / 2,985.48-4,476.65-1,010.43

Finding the Fourth Proportional to 2,985.48, 4,476.65 and 1,010.43

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Solution

The fourth proportional to 2,985.48, 4,476.65 and 1,010.43 is: 1,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.48 : 4,476.65 = 1,010.43 : x
  2. Step 2: Convert to fraction form
    2,985.48/4,476.65 = 1,010.43/x
  3. Step 3: Cross multiply
    2,985.48x = 4,476.65 × 1,010.43
  4. Step 4: Simplify right side
    2,985.48x = 4,523,336.41
  5. Step 5: Solve for x
    x = 4,523,336.41/2,985.48
  6. Step 6: Final answer
    x = 1,515.11

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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.