Home / 5,479.36-7,565.52-3,493.12

Finding the Fourth Proportional to 5,479.36, 7,565.52 and 3,493.12

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Solution

The fourth proportional to 5,479.36, 7,565.52 and 3,493.12 is: 4,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.36 : 7,565.52 = 3,493.12 : x
  2. Step 2: Convert to fraction form
    5,479.36/7,565.52 = 3,493.12/x
  3. Step 3: Cross multiply
    5,479.36x = 7,565.52 × 3,493.12
  4. Step 4: Simplify right side
    5,479.36x = 26,427,269.22
  5. Step 5: Solve for x
    x = 26,427,269.22/5,479.36
  6. Step 6: Final answer
    x = 4,823.06

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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.