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Finding the Fourth Proportional to 2,358.35, 3,254.67 and 1,363.67

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Solution

The fourth proportional to 2,358.35, 3,254.67 and 1,363.67 is: 1,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.35 : 3,254.67 = 1,363.67 : x
  2. Step 2: Convert to fraction form
    2,358.35/3,254.67 = 1,363.67/x
  3. Step 3: Cross multiply
    2,358.35x = 3,254.67 × 1,363.67
  4. Step 4: Simplify right side
    2,358.35x = 4,438,295.84
  5. Step 5: Solve for x
    x = 4,438,295.84/2,358.35
  6. Step 6: Final answer
    x = 1,881.95

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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.