Home / 10,651.08-14,694.30-7,116.60

Finding the Fourth Proportional to 10,651.08, 14,694.30 and 7,116.60

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Solution

The fourth proportional to 10,651.08, 14,694.30 and 7,116.60 is: 9,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651.08 : 14,694.30 = 7,116.60 : x
  2. Step 2: Convert to fraction form
    10,651.08/14,694.30 = 7,116.60/x
  3. Step 3: Cross multiply
    10,651.08x = 14,694.30 × 7,116.60
  4. Step 4: Simplify right side
    10,651.08x = 104,573,455.38
  5. Step 5: Solve for x
    x = 104,573,455.38/10,651.08
  6. Step 6: Final answer
    x = 9,818.11

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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.