Home / 7,663.16-10,575.83-4,306.79

Finding the Fourth Proportional to 7,663.16, 10,575.83 and 4,306.79

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Solution

The fourth proportional to 7,663.16, 10,575.83 and 4,306.79 is: 5,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.16 : 10,575.83 = 4,306.79 : x
  2. Step 2: Convert to fraction form
    7,663.16/10,575.83 = 4,306.79/x
  3. Step 3: Cross multiply
    7,663.16x = 10,575.83 × 4,306.79
  4. Step 4: Simplify right side
    7,663.16x = 45,547,856.60
  5. Step 5: Solve for x
    x = 45,547,856.60/7,663.16
  6. Step 6: Final answer
    x = 5,943.75

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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.