Home / 1,546.85-2,134.65-848.21

Finding the Fourth Proportional to 1,546.85, 2,134.65 and 848.21

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Solution

The fourth proportional to 1,546.85, 2,134.65 and 848.21 is: 1,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.85 : 2,134.65 = 848.21 : x
  2. Step 2: Convert to fraction form
    1,546.85/2,134.65 = 848.21/x
  3. Step 3: Cross multiply
    1,546.85x = 2,134.65 × 848.21
  4. Step 4: Simplify right side
    1,546.85x = 1,810,631.48
  5. Step 5: Solve for x
    x = 1,810,631.48/1,546.85
  6. Step 6: Final answer
    x = 1,170.53

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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.