Home / 2,385.48-3,292.13-1,323.30

Finding the Fourth Proportional to 2,385.48, 3,292.13 and 1,323.30

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Solution

The fourth proportional to 2,385.48, 3,292.13 and 1,323.30 is: 1,826.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.48 : 3,292.13 = 1,323.30 : x
  2. Step 2: Convert to fraction form
    2,385.48/3,292.13 = 1,323.30/x
  3. Step 3: Cross multiply
    2,385.48x = 3,292.13 × 1,323.30
  4. Step 4: Simplify right side
    2,385.48x = 4,356,469.01
  5. Step 5: Solve for x
    x = 4,356,469.01/2,385.48
  6. Step 6: Final answer
    x = 1,826.24

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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.