Home / 3,345.17-4,618.56-2,086.73

Finding the Fourth Proportional to 3,345.17, 4,618.56 and 2,086.73

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Solution

The fourth proportional to 3,345.17, 4,618.56 and 2,086.73 is: 2,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.17 : 4,618.56 = 2,086.73 : x
  2. Step 2: Convert to fraction form
    3,345.17/4,618.56 = 2,086.73/x
  3. Step 3: Cross multiply
    3,345.17x = 4,618.56 × 2,086.73
  4. Step 4: Simplify right side
    3,345.17x = 9,637,687.71
  5. Step 5: Solve for x
    x = 9,637,687.71/3,345.17
  6. Step 6: Final answer
    x = 2,881.08

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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.