Home / 6,470.12-9,703.80-2,959.13

Finding the Fourth Proportional to 6,470.12, 9,703.80 and 2,959.13

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Solution

The fourth proportional to 6,470.12, 9,703.80 and 2,959.13 is: 4,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.12 : 9,703.80 = 2,959.13 : x
  2. Step 2: Convert to fraction form
    6,470.12/9,703.80 = 2,959.13/x
  3. Step 3: Cross multiply
    6,470.12x = 9,703.80 × 2,959.13
  4. Step 4: Simplify right side
    6,470.12x = 28,714,805.69
  5. Step 5: Solve for x
    x = 28,714,805.69/6,470.12
  6. Step 6: Final answer
    x = 4,438.06

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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.