Home / 6,458.28-9,679.14-4,698.84

Finding the Fourth Proportional to 6,458.28, 9,679.14 and 4,698.84

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Solution

The fourth proportional to 6,458.28, 9,679.14 and 4,698.84 is: 7,042.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.28 : 9,679.14 = 4,698.84 : x
  2. Step 2: Convert to fraction form
    6,458.28/9,679.14 = 4,698.84/x
  3. Step 3: Cross multiply
    6,458.28x = 9,679.14 × 4,698.84
  4. Step 4: Simplify right side
    6,458.28x = 45,480,730.20
  5. Step 5: Solve for x
    x = 45,480,730.20/6,458.28
  6. Step 6: Final answer
    x = 7,042.24

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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.