Home / 9,948.76-14,920.86-4,107.16

Finding the Fourth Proportional to 9,948.76, 14,920.86 and 4,107.16

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Solution

The fourth proportional to 9,948.76, 14,920.86 and 4,107.16 is: 6,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.76 : 14,920.86 = 4,107.16 : x
  2. Step 2: Convert to fraction form
    9,948.76/14,920.86 = 4,107.16/x
  3. Step 3: Cross multiply
    9,948.76x = 14,920.86 × 4,107.16
  4. Step 4: Simplify right side
    9,948.76x = 61,282,359.36
  5. Step 5: Solve for x
    x = 61,282,359.36/9,948.76
  6. Step 6: Final answer
    x = 6,159.80

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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.