Home / 10,635.24-14,680.02-7,276.80

Finding the Fourth Proportional to 10,635.24, 14,680.02 and 7,276.80

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Solution

The fourth proportional to 10,635.24, 14,680.02 and 7,276.80 is: 10,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.24 : 14,680.02 = 7,276.80 : x
  2. Step 2: Convert to fraction form
    10,635.24/14,680.02 = 7,276.80/x
  3. Step 3: Cross multiply
    10,635.24x = 14,680.02 × 7,276.80
  4. Step 4: Simplify right side
    10,635.24x = 106,823,569.54
  5. Step 5: Solve for x
    x = 106,823,569.54/10,635.24
  6. Step 6: Final answer
    x = 10,044.30

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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.