Home / 3,295.20-4,547.05-1,879.12

Finding the Fourth Proportional to 3,295.20, 4,547.05 and 1,879.12

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Solution

The fourth proportional to 3,295.20, 4,547.05 and 1,879.12 is: 2,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.20 : 4,547.05 = 1,879.12 : x
  2. Step 2: Convert to fraction form
    3,295.20/4,547.05 = 1,879.12/x
  3. Step 3: Cross multiply
    3,295.20x = 4,547.05 × 1,879.12
  4. Step 4: Simplify right side
    3,295.20x = 8,544,452.60
  5. Step 5: Solve for x
    x = 8,544,452.60/3,295.20
  6. Step 6: Final answer
    x = 2,593.00

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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.