Home / 9,112.32-12,569.58-5,924.16

Finding the Fourth Proportional to 9,112.32, 12,569.58 and 5,924.16

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Solution

The fourth proportional to 9,112.32, 12,569.58 and 5,924.16 is: 8,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.32 : 12,569.58 = 5,924.16 : x
  2. Step 2: Convert to fraction form
    9,112.32/12,569.58 = 5,924.16/x
  3. Step 3: Cross multiply
    9,112.32x = 12,569.58 × 5,924.16
  4. Step 4: Simplify right side
    9,112.32x = 74,464,203.05
  5. Step 5: Solve for x
    x = 74,464,203.05/9,112.32
  6. Step 6: Final answer
    x = 8,171.82

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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.