Home / 2,725.24-3,762.30-1,875.70

Finding the Fourth Proportional to 2,725.24, 3,762.30 and 1,875.70

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Solution

The fourth proportional to 2,725.24, 3,762.30 and 1,875.70 is: 2,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.24 : 3,762.30 = 1,875.70 : x
  2. Step 2: Convert to fraction form
    2,725.24/3,762.30 = 1,875.70/x
  3. Step 3: Cross multiply
    2,725.24x = 3,762.30 × 1,875.70
  4. Step 4: Simplify right side
    2,725.24x = 7,056,946.11
  5. Step 5: Solve for x
    x = 7,056,946.11/2,725.24
  6. Step 6: Final answer
    x = 2,589.48

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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.