Home / 3,585.16-5,377.12-1,393.93

Finding the Fourth Proportional to 3,585.16, 5,377.12 and 1,393.93

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Solution

The fourth proportional to 3,585.16, 5,377.12 and 1,393.93 is: 2,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.16 : 5,377.12 = 1,393.93 : x
  2. Step 2: Convert to fraction form
    3,585.16/5,377.12 = 1,393.93/x
  3. Step 3: Cross multiply
    3,585.16x = 5,377.12 × 1,393.93
  4. Step 4: Simplify right side
    3,585.16x = 7,495,328.88
  5. Step 5: Solve for x
    x = 7,495,328.88/3,585.16
  6. Step 6: Final answer
    x = 2,090.65

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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.