Home / 4,405.32-6,641.33-4,167.18

Finding the Fourth Proportional to 4,405.32, 6,641.33 and 4,167.18

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Solution

The fourth proportional to 4,405.32, 6,641.33 and 4,167.18 is: 6,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.32 : 6,641.33 = 4,167.18 : x
  2. Step 2: Convert to fraction form
    4,405.32/6,641.33 = 4,167.18/x
  3. Step 3: Cross multiply
    4,405.32x = 6,641.33 × 4,167.18
  4. Step 4: Simplify right side
    4,405.32x = 27,675,596.71
  5. Step 5: Solve for x
    x = 27,675,596.71/4,405.32
  6. Step 6: Final answer
    x = 6,282.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.