Home / 7,565.67-10,438.88-4,422.87

Finding the Fourth Proportional to 7,565.67, 10,438.88 and 4,422.87

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Solution

The fourth proportional to 7,565.67, 10,438.88 and 4,422.87 is: 6,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.67 : 10,438.88 = 4,422.87 : x
  2. Step 2: Convert to fraction form
    7,565.67/10,438.88 = 4,422.87/x
  3. Step 3: Cross multiply
    7,565.67x = 10,438.88 × 4,422.87
  4. Step 4: Simplify right side
    7,565.67x = 46,169,787.07
  5. Step 5: Solve for x
    x = 46,169,787.07/7,565.67
  6. Step 6: Final answer
    x = 6,102.54

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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.