Home / 6,873.24-9,456.30-5,298.60

Finding the Fourth Proportional to 6,873.24, 9,456.30 and 5,298.60

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Solution

The fourth proportional to 6,873.24, 9,456.30 and 5,298.60 is: 7,289.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.24 : 9,456.30 = 5,298.60 : x
  2. Step 2: Convert to fraction form
    6,873.24/9,456.30 = 5,298.60/x
  3. Step 3: Cross multiply
    6,873.24x = 9,456.30 × 5,298.60
  4. Step 4: Simplify right side
    6,873.24x = 50,105,151.18
  5. Step 5: Solve for x
    x = 50,105,151.18/6,873.24
  6. Step 6: Final answer
    x = 7,289.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.