Home / 2,377.95-3,281.58-1,330.01

Finding the Fourth Proportional to 2,377.95, 3,281.58 and 1,330.01

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Solution

The fourth proportional to 2,377.95, 3,281.58 and 1,330.01 is: 1,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.95 : 3,281.58 = 1,330.01 : x
  2. Step 2: Convert to fraction form
    2,377.95/3,281.58 = 1,330.01/x
  3. Step 3: Cross multiply
    2,377.95x = 3,281.58 × 1,330.01
  4. Step 4: Simplify right side
    2,377.95x = 4,364,534.22
  5. Step 5: Solve for x
    x = 4,364,534.22/2,377.95
  6. Step 6: Final answer
    x = 1,835.42

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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.