Home / 10,886.84-16,335.36-7,560.20

Finding the Fourth Proportional to 10,886.84, 16,335.36 and 7,560.20

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Solution

The fourth proportional to 10,886.84, 16,335.36 and 7,560.20 is: 11,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.84 : 16,335.36 = 7,560.20 : x
  2. Step 2: Convert to fraction form
    10,886.84/16,335.36 = 7,560.20/x
  3. Step 3: Cross multiply
    10,886.84x = 16,335.36 × 7,560.20
  4. Step 4: Simplify right side
    10,886.84x = 123,498,588.67
  5. Step 5: Solve for x
    x = 123,498,588.67/10,886.84
  6. Step 6: Final answer
    x = 11,343.84

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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.