Home / 4,470.33-6,681.23-4,120.17

Finding the Fourth Proportional to 4,470.33, 6,681.23 and 4,120.17

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Solution

The fourth proportional to 4,470.33, 6,681.23 and 4,120.17 is: 6,157.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.33 : 6,681.23 = 4,120.17 : x
  2. Step 2: Convert to fraction form
    4,470.33/6,681.23 = 4,120.17/x
  3. Step 3: Cross multiply
    4,470.33x = 6,681.23 × 4,120.17
  4. Step 4: Simplify right side
    4,470.33x = 27,527,813.71
  5. Step 5: Solve for x
    x = 27,527,813.71/4,470.33
  6. Step 6: Final answer
    x = 6,157.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.