Home / 3,838.32-5,294.70-2,657.34

Finding the Fourth Proportional to 3,838.32, 5,294.70 and 2,657.34

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Solution

The fourth proportional to 3,838.32, 5,294.70 and 2,657.34 is: 3,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.32 : 5,294.70 = 2,657.34 : x
  2. Step 2: Convert to fraction form
    3,838.32/5,294.70 = 2,657.34/x
  3. Step 3: Cross multiply
    3,838.32x = 5,294.70 × 2,657.34
  4. Step 4: Simplify right side
    3,838.32x = 14,069,818.10
  5. Step 5: Solve for x
    x = 14,069,818.10/3,838.32
  6. Step 6: Final answer
    x = 3,665.62

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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.