Home / 9,888.28-14,832.36-2,962.78

Finding the Fourth Proportional to 9,888.28, 14,832.36 and 2,962.78

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Solution

The fourth proportional to 9,888.28, 14,832.36 and 2,962.78 is: 4,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.28 : 14,832.36 = 2,962.78 : x
  2. Step 2: Convert to fraction form
    9,888.28/14,832.36 = 2,962.78/x
  3. Step 3: Cross multiply
    9,888.28x = 14,832.36 × 2,962.78
  4. Step 4: Simplify right side
    9,888.28x = 43,945,019.56
  5. Step 5: Solve for x
    x = 43,945,019.56/9,888.28
  6. Step 6: Final answer
    x = 4,444.15

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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.