Home / 2,348.14-3,240.47-1,285.93

Finding the Fourth Proportional to 2,348.14, 3,240.47 and 1,285.93

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Solution

The fourth proportional to 2,348.14, 3,240.47 and 1,285.93 is: 1,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.14 : 3,240.47 = 1,285.93 : x
  2. Step 2: Convert to fraction form
    2,348.14/3,240.47 = 1,285.93/x
  3. Step 3: Cross multiply
    2,348.14x = 3,240.47 × 1,285.93
  4. Step 4: Simplify right side
    2,348.14x = 4,167,001.20
  5. Step 5: Solve for x
    x = 4,167,001.20/2,348.14
  6. Step 6: Final answer
    x = 1,774.60

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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.