Home / 5,325.27-7,349.46-3,087.12

Finding the Fourth Proportional to 5,325.27, 7,349.46 and 3,087.12

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Solution

The fourth proportional to 5,325.27, 7,349.46 and 3,087.12 is: 4,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.27 : 7,349.46 = 3,087.12 : x
  2. Step 2: Convert to fraction form
    5,325.27/7,349.46 = 3,087.12/x
  3. Step 3: Cross multiply
    5,325.27x = 7,349.46 × 3,087.12
  4. Step 4: Simplify right side
    5,325.27x = 22,688,664.96
  5. Step 5: Solve for x
    x = 22,688,664.96/5,325.27
  6. Step 6: Final answer
    x = 4,260.57

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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.