Home / 5,486.72-8,235.56-2,567.08

Finding the Fourth Proportional to 5,486.72, 8,235.56 and 2,567.08

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Solution

The fourth proportional to 5,486.72, 8,235.56 and 2,567.08 is: 3,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.72 : 8,235.56 = 2,567.08 : x
  2. Step 2: Convert to fraction form
    5,486.72/8,235.56 = 2,567.08/x
  3. Step 3: Cross multiply
    5,486.72x = 8,235.56 × 2,567.08
  4. Step 4: Simplify right side
    5,486.72x = 21,141,341.36
  5. Step 5: Solve for x
    x = 21,141,341.36/5,486.72
  6. Step 6: Final answer
    x = 3,853.18

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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.