Home / 2,079.41-2,869.95-1,985.99

Finding the Fourth Proportional to 2,079.41, 2,869.95 and 1,985.99

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Solution

The fourth proportional to 2,079.41, 2,869.95 and 1,985.99 is: 2,741.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.41 : 2,869.95 = 1,985.99 : x
  2. Step 2: Convert to fraction form
    2,079.41/2,869.95 = 1,985.99/x
  3. Step 3: Cross multiply
    2,079.41x = 2,869.95 × 1,985.99
  4. Step 4: Simplify right side
    2,079.41x = 5,699,692.00
  5. Step 5: Solve for x
    x = 5,699,692.00/2,079.41
  6. Step 6: Final answer
    x = 2,741.01

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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.