Home / 6,470.68-9,705.77-2,088.28

Finding the Fourth Proportional to 6,470.68, 9,705.77 and 2,088.28

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Solution

The fourth proportional to 6,470.68, 9,705.77 and 2,088.28 is: 3,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.68 : 9,705.77 = 2,088.28 : x
  2. Step 2: Convert to fraction form
    6,470.68/9,705.77 = 2,088.28/x
  3. Step 3: Cross multiply
    6,470.68x = 9,705.77 × 2,088.28
  4. Step 4: Simplify right side
    6,470.68x = 20,268,365.38
  5. Step 5: Solve for x
    x = 20,268,365.38/6,470.68
  6. Step 6: Final answer
    x = 3,132.34

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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.