Home / 10,680.76-16,018.56-4,754.44

Finding the Fourth Proportional to 10,680.76, 16,018.56 and 4,754.44

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Solution

The fourth proportional to 10,680.76, 16,018.56 and 4,754.44 is: 7,130.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.76 : 16,018.56 = 4,754.44 : x
  2. Step 2: Convert to fraction form
    10,680.76/16,018.56 = 4,754.44/x
  3. Step 3: Cross multiply
    10,680.76x = 16,018.56 × 4,754.44
  4. Step 4: Simplify right side
    10,680.76x = 76,159,282.41
  5. Step 5: Solve for x
    x = 76,159,282.41/10,680.76
  6. Step 6: Final answer
    x = 7,130.51

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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.