Home / 5,141.95-7,095.76-2,903.75

Finding the Fourth Proportional to 5,141.95, 7,095.76 and 2,903.75

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Solution

The fourth proportional to 5,141.95, 7,095.76 and 2,903.75 is: 4,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.95 : 7,095.76 = 2,903.75 : x
  2. Step 2: Convert to fraction form
    5,141.95/7,095.76 = 2,903.75/x
  3. Step 3: Cross multiply
    5,141.95x = 7,095.76 × 2,903.75
  4. Step 4: Simplify right side
    5,141.95x = 20,604,277.62
  5. Step 5: Solve for x
    x = 20,604,277.62/5,141.95
  6. Step 6: Final answer
    x = 4,007.10

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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.