Home / 7,456.06-10,289.36-4,098.85

Finding the Fourth Proportional to 7,456.06, 10,289.36 and 4,098.85

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Solution

The fourth proportional to 7,456.06, 10,289.36 and 4,098.85 is: 5,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.06 : 10,289.36 = 4,098.85 : x
  2. Step 2: Convert to fraction form
    7,456.06/10,289.36 = 4,098.85/x
  3. Step 3: Cross multiply
    7,456.06x = 10,289.36 × 4,098.85
  4. Step 4: Simplify right side
    7,456.06x = 42,174,527.76
  5. Step 5: Solve for x
    x = 42,174,527.76/7,456.06
  6. Step 6: Final answer
    x = 5,656.41

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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.