Home / 7,170.59-9,894.35-4,026.17

Finding the Fourth Proportional to 7,170.59, 9,894.35 and 4,026.17

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Solution

The fourth proportional to 7,170.59, 9,894.35 and 4,026.17 is: 5,555.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.59 : 9,894.35 = 4,026.17 : x
  2. Step 2: Convert to fraction form
    7,170.59/9,894.35 = 4,026.17/x
  3. Step 3: Cross multiply
    7,170.59x = 9,894.35 × 4,026.17
  4. Step 4: Simplify right side
    7,170.59x = 39,836,315.01
  5. Step 5: Solve for x
    x = 39,836,315.01/7,170.59
  6. Step 6: Final answer
    x = 5,555.51

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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.