Home / 2,389.04-3,580.48-1,927.07

Finding the Fourth Proportional to 2,389.04, 3,580.48 and 1,927.07

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Solution

The fourth proportional to 2,389.04, 3,580.48 and 1,927.07 is: 2,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.04 : 3,580.48 = 1,927.07 : x
  2. Step 2: Convert to fraction form
    2,389.04/3,580.48 = 1,927.07/x
  3. Step 3: Cross multiply
    2,389.04x = 3,580.48 × 1,927.07
  4. Step 4: Simplify right side
    2,389.04x = 6,899,835.59
  5. Step 5: Solve for x
    x = 6,899,835.59/2,389.04
  6. Step 6: Final answer
    x = 2,888.12

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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.