Home / 7,681.11-10,599.99-4,538.85

Finding the Fourth Proportional to 7,681.11, 10,599.99 and 4,538.85

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Solution

The fourth proportional to 7,681.11, 10,599.99 and 4,538.85 is: 6,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.11 : 10,599.99 = 4,538.85 : x
  2. Step 2: Convert to fraction form
    7,681.11/10,599.99 = 4,538.85/x
  3. Step 3: Cross multiply
    7,681.11x = 10,599.99 × 4,538.85
  4. Step 4: Simplify right side
    7,681.11x = 48,111,764.61
  5. Step 5: Solve for x
    x = 48,111,764.61/7,681.11
  6. Step 6: Final answer
    x = 6,263.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.