Home / 2,901.42-4,352.80-1,258.13

Finding the Fourth Proportional to 2,901.42, 4,352.80 and 1,258.13

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Solution

The fourth proportional to 2,901.42, 4,352.80 and 1,258.13 is: 1,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.42 : 4,352.80 = 1,258.13 : x
  2. Step 2: Convert to fraction form
    2,901.42/4,352.80 = 1,258.13/x
  3. Step 3: Cross multiply
    2,901.42x = 4,352.80 × 1,258.13
  4. Step 4: Simplify right side
    2,901.42x = 5,476,388.26
  5. Step 5: Solve for x
    x = 5,476,388.26/2,901.42
  6. Step 6: Final answer
    x = 1,887.49

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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.