Home / 5,885.72-8,122.52-3,368.28

Finding the Fourth Proportional to 5,885.72, 8,122.52 and 3,368.28

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Solution

The fourth proportional to 5,885.72, 8,122.52 and 3,368.28 is: 4,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.72 : 8,122.52 = 3,368.28 : x
  2. Step 2: Convert to fraction form
    5,885.72/8,122.52 = 3,368.28/x
  3. Step 3: Cross multiply
    5,885.72x = 8,122.52 × 3,368.28
  4. Step 4: Simplify right side
    5,885.72x = 27,358,921.67
  5. Step 5: Solve for x
    x = 27,358,921.67/5,885.72
  6. Step 6: Final answer
    x = 4,648.36

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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.