Home / 4,312.80-6,470.60-3,541.28

Finding the Fourth Proportional to 4,312.80, 6,470.60 and 3,541.28

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Solution

The fourth proportional to 4,312.80, 6,470.60 and 3,541.28 is: 5,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.80 : 6,470.60 = 3,541.28 : x
  2. Step 2: Convert to fraction form
    4,312.80/6,470.60 = 3,541.28/x
  3. Step 3: Cross multiply
    4,312.80x = 6,470.60 × 3,541.28
  4. Step 4: Simplify right side
    4,312.80x = 22,914,206.37
  5. Step 5: Solve for x
    x = 22,914,206.37/4,312.80
  6. Step 6: Final answer
    x = 5,313.07

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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.