Home / 5,157.43-7,740.02-2,038.25

Finding the Fourth Proportional to 5,157.43, 7,740.02 and 2,038.25

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Solution

The fourth proportional to 5,157.43, 7,740.02 and 2,038.25 is: 3,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.43 : 7,740.02 = 2,038.25 : x
  2. Step 2: Convert to fraction form
    5,157.43/7,740.02 = 2,038.25/x
  3. Step 3: Cross multiply
    5,157.43x = 7,740.02 × 2,038.25
  4. Step 4: Simplify right side
    5,157.43x = 15,776,095.77
  5. Step 5: Solve for x
    x = 15,776,095.77/5,157.43
  6. Step 6: Final answer
    x = 3,058.91

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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.