Home / 6,828.91-9,417.68-4,470.19

Finding the Fourth Proportional to 6,828.91, 9,417.68 and 4,470.19

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Solution

The fourth proportional to 6,828.91, 9,417.68 and 4,470.19 is: 6,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.91 : 9,417.68 = 4,470.19 : x
  2. Step 2: Convert to fraction form
    6,828.91/9,417.68 = 4,470.19/x
  3. Step 3: Cross multiply
    6,828.91x = 9,417.68 × 4,470.19
  4. Step 4: Simplify right side
    6,828.91x = 42,098,796.61
  5. Step 5: Solve for x
    x = 42,098,796.61/6,828.91
  6. Step 6: Final answer
    x = 6,164.79

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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.