Home / 4,712.40-6,502.95-2,616.42

Finding the Fourth Proportional to 4,712.40, 6,502.95 and 2,616.42

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Solution

The fourth proportional to 4,712.40, 6,502.95 and 2,616.42 is: 3,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.40 : 6,502.95 = 2,616.42 : x
  2. Step 2: Convert to fraction form
    4,712.40/6,502.95 = 2,616.42/x
  3. Step 3: Cross multiply
    4,712.40x = 6,502.95 × 2,616.42
  4. Step 4: Simplify right side
    4,712.40x = 17,014,448.44
  5. Step 5: Solve for x
    x = 17,014,448.44/4,712.40
  6. Step 6: Final answer
    x = 3,610.57

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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.