Home / 8,852.19-13,279.10-2,278.40

Finding the Fourth Proportional to 8,852.19, 13,279.10 and 2,278.40

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Solution

The fourth proportional to 8,852.19, 13,279.10 and 2,278.40 is: 3,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.19 : 13,279.10 = 2,278.40 : x
  2. Step 2: Convert to fraction form
    8,852.19/13,279.10 = 2,278.40/x
  3. Step 3: Cross multiply
    8,852.19x = 13,279.10 × 2,278.40
  4. Step 4: Simplify right side
    8,852.19x = 30,255,023.65
  5. Step 5: Solve for x
    x = 30,255,023.65/8,852.19
  6. Step 6: Final answer
    x = 3,417.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.