Home / 8,088.59-11,161.35-4,502.72

Finding the Fourth Proportional to 8,088.59, 11,161.35 and 4,502.72

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Solution

The fourth proportional to 8,088.59, 11,161.35 and 4,502.72 is: 6,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.59 : 11,161.35 = 4,502.72 : x
  2. Step 2: Convert to fraction form
    8,088.59/11,161.35 = 4,502.72/x
  3. Step 3: Cross multiply
    8,088.59x = 11,161.35 × 4,502.72
  4. Step 4: Simplify right side
    8,088.59x = 50,256,461.78
  5. Step 5: Solve for x
    x = 50,256,461.78/8,088.59
  6. Step 6: Final answer
    x = 6,213.25

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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.