Home / 2,357.72-3,253.65-1,295.46

Finding the Fourth Proportional to 2,357.72, 3,253.65 and 1,295.46

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Solution

The fourth proportional to 2,357.72, 3,253.65 and 1,295.46 is: 1,787.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.72 : 3,253.65 = 1,295.46 : x
  2. Step 2: Convert to fraction form
    2,357.72/3,253.65 = 1,295.46/x
  3. Step 3: Cross multiply
    2,357.72x = 3,253.65 × 1,295.46
  4. Step 4: Simplify right side
    2,357.72x = 4,214,975.86
  5. Step 5: Solve for x
    x = 4,214,975.86/2,357.72
  6. Step 6: Final answer
    x = 1,787.73

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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.