Home / 9,832.16-14,751.48-3,987.20

Finding the Fourth Proportional to 9,832.16, 14,751.48 and 3,987.20

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Solution

The fourth proportional to 9,832.16, 14,751.48 and 3,987.20 is: 5,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,832.16 : 14,751.48 = 3,987.20 : x
  2. Step 2: Convert to fraction form
    9,832.16/14,751.48 = 3,987.20/x
  3. Step 3: Cross multiply
    9,832.16x = 14,751.48 × 3,987.20
  4. Step 4: Simplify right side
    9,832.16x = 58,817,101.06
  5. Step 5: Solve for x
    x = 58,817,101.06/9,832.16
  6. Step 6: Final answer
    x = 5,982.11

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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.