Home / 9,888.15-14,832.25-3,314.36

Finding the Fourth Proportional to 9,888.15, 14,832.25 and 3,314.36

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Solution

The fourth proportional to 9,888.15, 14,832.25 and 3,314.36 is: 4,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.15 : 14,832.25 = 3,314.36 : x
  2. Step 2: Convert to fraction form
    9,888.15/14,832.25 = 3,314.36/x
  3. Step 3: Cross multiply
    9,888.15x = 14,832.25 × 3,314.36
  4. Step 4: Simplify right side
    9,888.15x = 49,159,444.90
  5. Step 5: Solve for x
    x = 49,159,444.90/9,888.15
  6. Step 6: Final answer
    x = 4,971.55

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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.