Home / 5,565.51-8,348.67-2,279.34

Finding the Fourth Proportional to 5,565.51, 8,348.67 and 2,279.34

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Solution

The fourth proportional to 5,565.51, 8,348.67 and 2,279.34 is: 3,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.51 : 8,348.67 = 2,279.34 : x
  2. Step 2: Convert to fraction form
    5,565.51/8,348.67 = 2,279.34/x
  3. Step 3: Cross multiply
    5,565.51x = 8,348.67 × 2,279.34
  4. Step 4: Simplify right side
    5,565.51x = 19,029,457.48
  5. Step 5: Solve for x
    x = 19,029,457.48/5,565.51
  6. Step 6: Final answer
    x = 3,419.18

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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.