Home / 4,470.19-6,705.28-1,392.19

Finding the Fourth Proportional to 4,470.19, 6,705.28 and 1,392.19

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Solution

The fourth proportional to 4,470.19, 6,705.28 and 1,392.19 is: 2,088.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.19 : 6,705.28 = 1,392.19 : x
  2. Step 2: Convert to fraction form
    4,470.19/6,705.28 = 1,392.19/x
  3. Step 3: Cross multiply
    4,470.19x = 6,705.28 × 1,392.19
  4. Step 4: Simplify right side
    4,470.19x = 9,335,008.74
  5. Step 5: Solve for x
    x = 9,335,008.74/4,470.19
  6. Step 6: Final answer
    x = 2,088.28

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1.5x scale

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.