Home / 8,317.96-11,478.84-4,541.22

Finding the Fourth Proportional to 8,317.96, 11,478.84 and 4,541.22

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Solution

The fourth proportional to 8,317.96, 11,478.84 and 4,541.22 is: 6,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.96 : 11,478.84 = 4,541.22 : x
  2. Step 2: Convert to fraction form
    8,317.96/11,478.84 = 4,541.22/x
  3. Step 3: Cross multiply
    8,317.96x = 11,478.84 × 4,541.22
  4. Step 4: Simplify right side
    8,317.96x = 52,127,937.78
  5. Step 5: Solve for x
    x = 52,127,937.78/8,317.96
  6. Step 6: Final answer
    x = 6,266.91

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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.