Home / 3,159.18-4,768.56-3,159.18

Finding the Fourth Proportional to 3,159.18, 4,768.56 and 3,159.18

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Solution

The fourth proportional to 3,159.18, 4,768.56 and 3,159.18 is: 4,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.18 : 4,768.56 = 3,159.18 : x
  2. Step 2: Convert to fraction form
    3,159.18/4,768.56 = 3,159.18/x
  3. Step 3: Cross multiply
    3,159.18x = 4,768.56 × 3,159.18
  4. Step 4: Simplify right side
    3,159.18x = 15,064,739.38
  5. Step 5: Solve for x
    x = 15,064,739.38/3,159.18
  6. Step 6: Final answer
    x = 4,768.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.