Home / 5,325.16-7,348.83-3,087.76

Finding the Fourth Proportional to 5,325.16, 7,348.83 and 3,087.76

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Solution

The fourth proportional to 5,325.16, 7,348.83 and 3,087.76 is: 4,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.16 : 7,348.83 = 3,087.76 : x
  2. Step 2: Convert to fraction form
    5,325.16/7,348.83 = 3,087.76/x
  3. Step 3: Cross multiply
    5,325.16x = 7,348.83 × 3,087.76
  4. Step 4: Simplify right side
    5,325.16x = 22,691,423.32
  5. Step 5: Solve for x
    x = 22,691,423.32/5,325.16
  6. Step 6: Final answer
    x = 4,261.17

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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.