Home / 9,918.32-14,880.51-3,343.95

Finding the Fourth Proportional to 9,918.32, 14,880.51 and 3,343.95

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Solution

The fourth proportional to 9,918.32, 14,880.51 and 3,343.95 is: 5,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.32 : 14,880.51 = 3,343.95 : x
  2. Step 2: Convert to fraction form
    9,918.32/14,880.51 = 3,343.95/x
  3. Step 3: Cross multiply
    9,918.32x = 14,880.51 × 3,343.95
  4. Step 4: Simplify right side
    9,918.32x = 49,759,681.41
  5. Step 5: Solve for x
    x = 49,759,681.41/9,918.32
  6. Step 6: Final answer
    x = 5,016.95

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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.