Home / 5,187.84-7,158.24-3,092.16

Finding the Fourth Proportional to 5,187.84, 7,158.24 and 3,092.16

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Solution

The fourth proportional to 5,187.84, 7,158.24 and 3,092.16 is: 4,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.84 : 7,158.24 = 3,092.16 : x
  2. Step 2: Convert to fraction form
    5,187.84/7,158.24 = 3,092.16/x
  3. Step 3: Cross multiply
    5,187.84x = 7,158.24 × 3,092.16
  4. Step 4: Simplify right side
    5,187.84x = 22,134,423.40
  5. Step 5: Solve for x
    x = 22,134,423.40/5,187.84
  6. Step 6: Final answer
    x = 4,266.60

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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.