Home / 5,117.08-7,670.40-3,036.70

Finding the Fourth Proportional to 5,117.08, 7,670.40 and 3,036.70

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Solution

The fourth proportional to 5,117.08, 7,670.40 and 3,036.70 is: 4,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.08 : 7,670.40 = 3,036.70 : x
  2. Step 2: Convert to fraction form
    5,117.08/7,670.40 = 3,036.70/x
  3. Step 3: Cross multiply
    5,117.08x = 7,670.40 × 3,036.70
  4. Step 4: Simplify right side
    5,117.08x = 23,292,703.68
  5. Step 5: Solve for x
    x = 23,292,703.68/5,117.08
  6. Step 6: Final answer
    x = 4,551.95

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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.