Home / 2,995.96-4,131.19-1,875.57

Finding the Fourth Proportional to 2,995.96, 4,131.19 and 1,875.57

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Solution

The fourth proportional to 2,995.96, 4,131.19 and 1,875.57 is: 2,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.96 : 4,131.19 = 1,875.57 : x
  2. Step 2: Convert to fraction form
    2,995.96/4,131.19 = 1,875.57/x
  3. Step 3: Cross multiply
    2,995.96x = 4,131.19 × 1,875.57
  4. Step 4: Simplify right side
    2,995.96x = 7,748,336.03
  5. Step 5: Solve for x
    x = 7,748,336.03/2,995.96
  6. Step 6: Final answer
    x = 2,586.26

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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.