Home / 9,907.04-14,862.72-2,981

Finding the Fourth Proportional to 9,907.04, 14,862.72 and 2,981

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Solution

The fourth proportional to 9,907.04, 14,862.72 and 2,981 is: 4,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.04 : 14,862.72 = 2,981 : x
  2. Step 2: Convert to fraction form
    9,907.04/14,862.72 = 2,981/x
  3. Step 3: Cross multiply
    9,907.04x = 14,862.72 × 2,981
  4. Step 4: Simplify right side
    9,907.04x = 44,305,768.32
  5. Step 5: Solve for x
    x = 44,305,768.32/9,907.04
  6. Step 6: Final answer
    x = 4,472.15

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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.