Home / 4,315.32-6,471.38-1,541.25

Finding the Fourth Proportional to 4,315.32, 6,471.38 and 1,541.25

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Solution

The fourth proportional to 4,315.32, 6,471.38 and 1,541.25 is: 2,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.32 : 6,471.38 = 1,541.25 : x
  2. Step 2: Convert to fraction form
    4,315.32/6,471.38 = 1,541.25/x
  3. Step 3: Cross multiply
    4,315.32x = 6,471.38 × 1,541.25
  4. Step 4: Simplify right side
    4,315.32x = 9,974,018.28
  5. Step 5: Solve for x
    x = 9,974,018.28/4,315.32
  6. Step 6: Final answer
    x = 2,311.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.