Home / 9,962.40-14,943.60-3,036.90

Finding the Fourth Proportional to 9,962.40, 14,943.60 and 3,036.90

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Solution

The fourth proportional to 9,962.40, 14,943.60 and 3,036.90 is: 4,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.40 : 14,943.60 = 3,036.90 : x
  2. Step 2: Convert to fraction form
    9,962.40/14,943.60 = 3,036.90/x
  3. Step 3: Cross multiply
    9,962.40x = 14,943.60 × 3,036.90
  4. Step 4: Simplify right side
    9,962.40x = 45,382,218.84
  5. Step 5: Solve for x
    x = 45,382,218.84/9,962.40
  6. Step 6: Final answer
    x = 4,555.35

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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.