Home / 9,888.16-14,822.64-3,310.96

Finding the Fourth Proportional to 9,888.16, 14,822.64 and 3,310.96

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Solution

The fourth proportional to 9,888.16, 14,822.64 and 3,310.96 is: 4,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.16 : 14,822.64 = 3,310.96 : x
  2. Step 2: Convert to fraction form
    9,888.16/14,822.64 = 3,310.96/x
  3. Step 3: Cross multiply
    9,888.16x = 14,822.64 × 3,310.96
  4. Step 4: Simplify right side
    9,888.16x = 49,077,168.13
  5. Step 5: Solve for x
    x = 49,077,168.13/9,888.16
  6. Step 6: Final answer
    x = 4,963.23

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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.