Home / 8,853.30-12,216.14-5,075.74

Finding the Fourth Proportional to 8,853.30, 12,216.14 and 5,075.74

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Solution

The fourth proportional to 8,853.30, 12,216.14 and 5,075.74 is: 7,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.30 : 12,216.14 = 5,075.74 : x
  2. Step 2: Convert to fraction form
    8,853.30/12,216.14 = 5,075.74/x
  3. Step 3: Cross multiply
    8,853.30x = 12,216.14 × 5,075.74
  4. Step 4: Simplify right side
    8,853.30x = 62,005,950.44
  5. Step 5: Solve for x
    x = 62,005,950.44/8,853.30
  6. Step 6: Final answer
    x = 7,003.71

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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.