Home / 5,261.95-7,261.18-2,904.08

Finding the Fourth Proportional to 5,261.95, 7,261.18 and 2,904.08

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Solution

The fourth proportional to 5,261.95, 7,261.18 and 2,904.08 is: 4,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.95 : 7,261.18 = 2,904.08 : x
  2. Step 2: Convert to fraction form
    5,261.95/7,261.18 = 2,904.08/x
  3. Step 3: Cross multiply
    5,261.95x = 7,261.18 × 2,904.08
  4. Step 4: Simplify right side
    5,261.95x = 21,087,040.35
  5. Step 5: Solve for x
    x = 21,087,040.35/5,261.95
  6. Step 6: Final answer
    x = 4,007.46

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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.