Home / 9,022.32-12,450.29-4,988.91

Finding the Fourth Proportional to 9,022.32, 12,450.29 and 4,988.91

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Solution

The fourth proportional to 9,022.32, 12,450.29 and 4,988.91 is: 6,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.32 : 12,450.29 = 4,988.91 : x
  2. Step 2: Convert to fraction form
    9,022.32/12,450.29 = 4,988.91/x
  3. Step 3: Cross multiply
    9,022.32x = 12,450.29 × 4,988.91
  4. Step 4: Simplify right side
    9,022.32x = 62,113,376.28
  5. Step 5: Solve for x
    x = 62,113,376.28/9,022.32
  6. Step 6: Final answer
    x = 6,884.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.