Home / 5,140.59-7,094.69-2,903.19

Finding the Fourth Proportional to 5,140.59, 7,094.69 and 2,903.19

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Solution

The fourth proportional to 5,140.59, 7,094.69 and 2,903.19 is: 4,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.59 : 7,094.69 = 2,903.19 : x
  2. Step 2: Convert to fraction form
    5,140.59/7,094.69 = 2,903.19/x
  3. Step 3: Cross multiply
    5,140.59x = 7,094.69 × 2,903.19
  4. Step 4: Simplify right side
    5,140.59x = 20,597,233.06
  5. Step 5: Solve for x
    x = 20,597,233.06/5,140.59
  6. Step 6: Final answer
    x = 4,006.78

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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.