Home / 7,432.85-10,258.46-4,745.22

Finding the Fourth Proportional to 7,432.85, 10,258.46 and 4,745.22

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Solution

The fourth proportional to 7,432.85, 10,258.46 and 4,745.22 is: 6,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.85 : 10,258.46 = 4,745.22 : x
  2. Step 2: Convert to fraction form
    7,432.85/10,258.46 = 4,745.22/x
  3. Step 3: Cross multiply
    7,432.85x = 10,258.46 × 4,745.22
  4. Step 4: Simplify right side
    7,432.85x = 48,678,649.56
  5. Step 5: Solve for x
    x = 48,678,649.56/7,432.85
  6. Step 6: Final answer
    x = 6,549.12

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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.