Home / 5,088.76-7,026.54-3,388.92

Finding the Fourth Proportional to 5,088.76, 7,026.54 and 3,388.92

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Solution

The fourth proportional to 5,088.76, 7,026.54 and 3,388.92 is: 4,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.76 : 7,026.54 = 3,388.92 : x
  2. Step 2: Convert to fraction form
    5,088.76/7,026.54 = 3,388.92/x
  3. Step 3: Cross multiply
    5,088.76x = 7,026.54 × 3,388.92
  4. Step 4: Simplify right side
    5,088.76x = 23,812,381.94
  5. Step 5: Solve for x
    x = 23,812,381.94/5,088.76
  6. Step 6: Final answer
    x = 4,679.41

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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.