Home / 2,332.30-3,218.63-1,270.12

Finding the Fourth Proportional to 2,332.30, 3,218.63 and 1,270.12

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Solution

The fourth proportional to 2,332.30, 3,218.63 and 1,270.12 is: 1,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.30 : 3,218.63 = 1,270.12 : x
  2. Step 2: Convert to fraction form
    2,332.30/3,218.63 = 1,270.12/x
  3. Step 3: Cross multiply
    2,332.30x = 3,218.63 × 1,270.12
  4. Step 4: Simplify right side
    2,332.30x = 4,088,050.60
  5. Step 5: Solve for x
    x = 4,088,050.60/2,332.30
  6. Step 6: Final answer
    x = 1,752.80

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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.