Home / 7,192.32-9,924.84-4,207.74

Finding the Fourth Proportional to 7,192.32, 9,924.84 and 4,207.74

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Solution

The fourth proportional to 7,192.32, 9,924.84 and 4,207.74 is: 5,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.32 : 9,924.84 = 4,207.74 : x
  2. Step 2: Convert to fraction form
    7,192.32/9,924.84 = 4,207.74/x
  3. Step 3: Cross multiply
    7,192.32x = 9,924.84 × 4,207.74
  4. Step 4: Simplify right side
    7,192.32x = 41,761,146.26
  5. Step 5: Solve for x
    x = 41,761,146.26/7,192.32
  6. Step 6: Final answer
    x = 5,806.35

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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.