Home / 3,014.25-4,159.79-1,864.69

Finding the Fourth Proportional to 3,014.25, 4,159.79 and 1,864.69

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Solution

The fourth proportional to 3,014.25, 4,159.79 and 1,864.69 is: 2,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.25 : 4,159.79 = 1,864.69 : x
  2. Step 2: Convert to fraction form
    3,014.25/4,159.79 = 1,864.69/x
  3. Step 3: Cross multiply
    3,014.25x = 4,159.79 × 1,864.69
  4. Step 4: Simplify right side
    3,014.25x = 7,756,718.82
  5. Step 5: Solve for x
    x = 7,756,718.82/3,014.25
  6. Step 6: Final answer
    x = 2,573.35

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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.