Home / 7,541.91-10,407.86-4,184.79

Finding the Fourth Proportional to 7,541.91, 10,407.86 and 4,184.79

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Solution

The fourth proportional to 7,541.91, 10,407.86 and 4,184.79 is: 5,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.91 : 10,407.86 = 4,184.79 : x
  2. Step 2: Convert to fraction form
    7,541.91/10,407.86 = 4,184.79/x
  3. Step 3: Cross multiply
    7,541.91x = 10,407.86 × 4,184.79
  4. Step 4: Simplify right side
    7,541.91x = 43,554,708.45
  5. Step 5: Solve for x
    x = 43,554,708.45/7,541.91
  6. Step 6: Final answer
    x = 5,775.02

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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.