Home / 2,390.93-3,587.79-1,004.16

Finding the Fourth Proportional to 2,390.93, 3,587.79 and 1,004.16

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Solution

The fourth proportional to 2,390.93, 3,587.79 and 1,004.16 is: 1,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390.93 : 3,587.79 = 1,004.16 : x
  2. Step 2: Convert to fraction form
    2,390.93/3,587.79 = 1,004.16/x
  3. Step 3: Cross multiply
    2,390.93x = 3,587.79 × 1,004.16
  4. Step 4: Simplify right side
    2,390.93x = 3,602,710.19
  5. Step 5: Solve for x
    x = 3,602,710.19/2,390.93
  6. Step 6: Final answer
    x = 1,506.83

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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.