Home / 6,330.32-9,478.20-4,253.52

Finding the Fourth Proportional to 6,330.32, 9,478.20 and 4,253.52

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Solution

The fourth proportional to 6,330.32, 9,478.20 and 4,253.52 is: 6,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.32 : 9,478.20 = 4,253.52 : x
  2. Step 2: Convert to fraction form
    6,330.32/9,478.20 = 4,253.52/x
  3. Step 3: Cross multiply
    6,330.32x = 9,478.20 × 4,253.52
  4. Step 4: Simplify right side
    6,330.32x = 40,315,713.26
  5. Step 5: Solve for x
    x = 40,315,713.26/6,330.32
  6. Step 6: Final answer
    x = 6,368.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.