Home / 10,611.24-14,643.60-6,634.70

Finding the Fourth Proportional to 10,611.24, 14,643.60 and 6,634.70

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Solution

The fourth proportional to 10,611.24, 14,643.60 and 6,634.70 is: 9,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.24 : 14,643.60 = 6,634.70 : x
  2. Step 2: Convert to fraction form
    10,611.24/14,643.60 = 6,634.70/x
  3. Step 3: Cross multiply
    10,611.24x = 14,643.60 × 6,634.70
  4. Step 4: Simplify right side
    10,611.24x = 97,155,892.92
  5. Step 5: Solve for x
    x = 97,155,892.92/10,611.24
  6. Step 6: Final answer
    x = 9,155.94

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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.