Home / 2,358.90-3,255.89-1,364.76

Finding the Fourth Proportional to 2,358.90, 3,255.89 and 1,364.76

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Solution

The fourth proportional to 2,358.90, 3,255.89 and 1,364.76 is: 1,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.90 : 3,255.89 = 1,364.76 : x
  2. Step 2: Convert to fraction form
    2,358.90/3,255.89 = 1,364.76/x
  3. Step 3: Cross multiply
    2,358.90x = 3,255.89 × 1,364.76
  4. Step 4: Simplify right side
    2,358.90x = 4,443,501.61
  5. Step 5: Solve for x
    x = 4,443,501.61/2,358.90
  6. Step 6: Final answer
    x = 1,883.72

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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.