Home / 5,325.91-7,348.17-3,087.67

Finding the Fourth Proportional to 5,325.91, 7,348.17 and 3,087.67

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Solution

The fourth proportional to 5,325.91, 7,348.17 and 3,087.67 is: 4,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.91 : 7,348.17 = 3,087.67 : x
  2. Step 2: Convert to fraction form
    5,325.91/7,348.17 = 3,087.67/x
  3. Step 3: Cross multiply
    5,325.91x = 7,348.17 × 3,087.67
  4. Step 4: Simplify right side
    5,325.91x = 22,688,724.06
  5. Step 5: Solve for x
    x = 22,688,724.06/5,325.91
  6. Step 6: Final answer
    x = 4,260.07

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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.