Home / 5,064.08-6,987.95-2,939.99

Finding the Fourth Proportional to 5,064.08, 6,987.95 and 2,939.99

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Solution

The fourth proportional to 5,064.08, 6,987.95 and 2,939.99 is: 4,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.08 : 6,987.95 = 2,939.99 : x
  2. Step 2: Convert to fraction form
    5,064.08/6,987.95 = 2,939.99/x
  3. Step 3: Cross multiply
    5,064.08x = 6,987.95 × 2,939.99
  4. Step 4: Simplify right side
    5,064.08x = 20,544,453.48
  5. Step 5: Solve for x
    x = 20,544,453.48/5,064.08
  6. Step 6: Final answer
    x = 4,056.90

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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.