Home / 1,546.71-2,320.05-1,240.49

Finding the Fourth Proportional to 1,546.71, 2,320.05 and 1,240.49

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Solution

The fourth proportional to 1,546.71, 2,320.05 and 1,240.49 is: 1,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.71 : 2,320.05 = 1,240.49 : x
  2. Step 2: Convert to fraction form
    1,546.71/2,320.05 = 1,240.49/x
  3. Step 3: Cross multiply
    1,546.71x = 2,320.05 × 1,240.49
  4. Step 4: Simplify right side
    1,546.71x = 2,877,987.22
  5. Step 5: Solve for x
    x = 2,877,987.22/1,546.71
  6. Step 6: Final answer
    x = 1,860.72

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1.5x scale

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.