Home / 4,470.51-6,705.77-1,392.75

Finding the Fourth Proportional to 4,470.51, 6,705.77 and 1,392.75

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Solution

The fourth proportional to 4,470.51, 6,705.77 and 1,392.75 is: 2,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.51 : 6,705.77 = 1,392.75 : x
  2. Step 2: Convert to fraction form
    4,470.51/6,705.77 = 1,392.75/x
  3. Step 3: Cross multiply
    4,470.51x = 6,705.77 × 1,392.75
  4. Step 4: Simplify right side
    4,470.51x = 9,339,454.20
  5. Step 5: Solve for x
    x = 9,339,454.20/4,470.51
  6. Step 6: Final answer
    x = 2,089.13

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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.