Home / 6,368.32-9,535.20-5,581.12

Finding the Fourth Proportional to 6,368.32, 9,535.20 and 5,581.12

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Solution

The fourth proportional to 6,368.32, 9,535.20 and 5,581.12 is: 8,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.32 : 9,535.20 = 5,581.12 : x
  2. Step 2: Convert to fraction form
    6,368.32/9,535.20 = 5,581.12/x
  3. Step 3: Cross multiply
    6,368.32x = 9,535.20 × 5,581.12
  4. Step 4: Simplify right side
    6,368.32x = 53,217,095.42
  5. Step 5: Solve for x
    x = 53,217,095.42/6,368.32
  6. Step 6: Final answer
    x = 8,356.54

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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.