Home / 2,716.08-3,742.40-1,830.35

Finding the Fourth Proportional to 2,716.08, 3,742.40 and 1,830.35

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Solution

The fourth proportional to 2,716.08, 3,742.40 and 1,830.35 is: 2,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.08 : 3,742.40 = 1,830.35 : x
  2. Step 2: Convert to fraction form
    2,716.08/3,742.40 = 1,830.35/x
  3. Step 3: Cross multiply
    2,716.08x = 3,742.40 × 1,830.35
  4. Step 4: Simplify right side
    2,716.08x = 6,849,887.70
  5. Step 5: Solve for x
    x = 6,849,887.70/2,716.08
  6. Step 6: Final answer
    x = 2,521.98

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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.