Home / 8,851.24-12,214.75-5,074.49

Finding the Fourth Proportional to 8,851.24, 12,214.75 and 5,074.49

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Solution

The fourth proportional to 8,851.24, 12,214.75 and 5,074.49 is: 7,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.24 : 12,214.75 = 5,074.49 : x
  2. Step 2: Convert to fraction form
    8,851.24/12,214.75 = 5,074.49/x
  3. Step 3: Cross multiply
    8,851.24x = 12,214.75 × 5,074.49
  4. Step 4: Simplify right side
    8,851.24x = 61,983,598.77
  5. Step 5: Solve for x
    x = 61,983,598.77/8,851.24
  6. Step 6: Final answer
    x = 7,002.81

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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.