Home / 5,077.29-7,007.00-3,087.93

Finding the Fourth Proportional to 5,077.29, 7,007.00 and 3,087.93

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Solution

The fourth proportional to 5,077.29, 7,007.00 and 3,087.93 is: 4,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.29 : 7,007.00 = 3,087.93 : x
  2. Step 2: Convert to fraction form
    5,077.29/7,007.00 = 3,087.93/x
  3. Step 3: Cross multiply
    5,077.29x = 7,007.00 × 3,087.93
  4. Step 4: Simplify right side
    5,077.29x = 21,637,110.07
  5. Step 5: Solve for x
    x = 21,637,110.07/5,077.29
  6. Step 6: Final answer
    x = 4,261.55

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1.5x scale

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.