Home / 7,681.41-11,522.25-3,298.95

Finding the Fourth Proportional to 7,681.41, 11,522.25 and 3,298.95

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Solution

The fourth proportional to 7,681.41, 11,522.25 and 3,298.95 is: 4,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.41 : 11,522.25 = 3,298.95 : x
  2. Step 2: Convert to fraction form
    7,681.41/11,522.25 = 3,298.95/x
  3. Step 3: Cross multiply
    7,681.41x = 11,522.25 × 3,298.95
  4. Step 4: Simplify right side
    7,681.41x = 38,011,326.64
  5. Step 5: Solve for x
    x = 38,011,326.64/7,681.41
  6. Step 6: Final answer
    x = 4,948.48

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1.5x scale

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.