Home / 5,038.01-7,557.38-1,340.22

Finding the Fourth Proportional to 5,038.01, 7,557.38 and 1,340.22

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Solution

The fourth proportional to 5,038.01, 7,557.38 and 1,340.22 is: 2,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.01 : 7,557.38 = 1,340.22 : x
  2. Step 2: Convert to fraction form
    5,038.01/7,557.38 = 1,340.22/x
  3. Step 3: Cross multiply
    5,038.01x = 7,557.38 × 1,340.22
  4. Step 4: Simplify right side
    5,038.01x = 10,128,555.17
  5. Step 5: Solve for x
    x = 10,128,555.17/5,038.01
  6. Step 6: Final answer
    x = 2,010.43

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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.