Home / 7,547.93-11,321.91-4,263.80

Finding the Fourth Proportional to 7,547.93, 11,321.91 and 4,263.80

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Solution

The fourth proportional to 7,547.93, 11,321.91 and 4,263.80 is: 6,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.93 : 11,321.91 = 4,263.80 : x
  2. Step 2: Convert to fraction form
    7,547.93/11,321.91 = 4,263.80/x
  3. Step 3: Cross multiply
    7,547.93x = 11,321.91 × 4,263.80
  4. Step 4: Simplify right side
    7,547.93x = 48,274,359.86
  5. Step 5: Solve for x
    x = 48,274,359.86/7,547.93
  6. Step 6: Final answer
    x = 6,395.71

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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.