Home / 5,050.81-7,577.03-1,587.25

Finding the Fourth Proportional to 5,050.81, 7,577.03 and 1,587.25

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Solution

The fourth proportional to 5,050.81, 7,577.03 and 1,587.25 is: 2,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.81 : 7,577.03 = 1,587.25 : x
  2. Step 2: Convert to fraction form
    5,050.81/7,577.03 = 1,587.25/x
  3. Step 3: Cross multiply
    5,050.81x = 7,577.03 × 1,587.25
  4. Step 4: Simplify right side
    5,050.81x = 12,026,640.87
  5. Step 5: Solve for x
    x = 12,026,640.87/5,050.81
  6. Step 6: Final answer
    x = 2,381.13

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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.