Home / 5,156.98-7,098.56-4,492.68

Finding the Fourth Proportional to 5,156.98, 7,098.56 and 4,492.68

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Solution

The fourth proportional to 5,156.98, 7,098.56 and 4,492.68 is: 6,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.98 : 7,098.56 = 4,492.68 : x
  2. Step 2: Convert to fraction form
    5,156.98/7,098.56 = 4,492.68/x
  3. Step 3: Cross multiply
    5,156.98x = 7,098.56 × 4,492.68
  4. Step 4: Simplify right side
    5,156.98x = 31,891,558.54
  5. Step 5: Solve for x
    x = 31,891,558.54/5,156.98
  6. Step 6: Final answer
    x = 6,184.15

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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.