Home / 1,925.40-2,890.50-1,837.14

Finding the Fourth Proportional to 1,925.40, 2,890.50 and 1,837.14

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Solution

The fourth proportional to 1,925.40, 2,890.50 and 1,837.14 is: 2,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.40 : 2,890.50 = 1,837.14 : x
  2. Step 2: Convert to fraction form
    1,925.40/2,890.50 = 1,837.14/x
  3. Step 3: Cross multiply
    1,925.40x = 2,890.50 × 1,837.14
  4. Step 4: Simplify right side
    1,925.40x = 5,310,253.17
  5. Step 5: Solve for x
    x = 5,310,253.17/1,925.40
  6. Step 6: Final answer
    x = 2,758.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.