Home / 7,541.85-11,312.37-1,995.38

Finding the Fourth Proportional to 7,541.85, 11,312.37 and 1,995.38

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Solution

The fourth proportional to 7,541.85, 11,312.37 and 1,995.38 is: 2,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.85 : 11,312.37 = 1,995.38 : x
  2. Step 2: Convert to fraction form
    7,541.85/11,312.37 = 1,995.38/x
  3. Step 3: Cross multiply
    7,541.85x = 11,312.37 × 1,995.38
  4. Step 4: Simplify right side
    7,541.85x = 22,572,420.29
  5. Step 5: Solve for x
    x = 22,572,420.29/7,541.85
  6. Step 6: Final answer
    x = 2,992.96

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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.