Home / 6,470.43-9,705.65-2,770.27

Finding the Fourth Proportional to 6,470.43, 9,705.65 and 2,770.27

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Solution

The fourth proportional to 6,470.43, 9,705.65 and 2,770.27 is: 4,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.43 : 9,705.65 = 2,770.27 : x
  2. Step 2: Convert to fraction form
    6,470.43/9,705.65 = 2,770.27/x
  3. Step 3: Cross multiply
    6,470.43x = 9,705.65 × 2,770.27
  4. Step 4: Simplify right side
    6,470.43x = 26,887,271.03
  5. Step 5: Solve for x
    x = 26,887,271.03/6,470.43
  6. Step 6: Final answer
    x = 4,155.41

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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.