Home / 3,688.16-5,089.68-2,032.16

Finding the Fourth Proportional to 3,688.16, 5,089.68 and 2,032.16

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Solution

The fourth proportional to 3,688.16, 5,089.68 and 2,032.16 is: 2,804.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.16 : 5,089.68 = 2,032.16 : x
  2. Step 2: Convert to fraction form
    3,688.16/5,089.68 = 2,032.16/x
  3. Step 3: Cross multiply
    3,688.16x = 5,089.68 × 2,032.16
  4. Step 4: Simplify right side
    3,688.16x = 10,343,044.11
  5. Step 5: Solve for x
    x = 10,343,044.11/3,688.16
  6. Step 6: Final answer
    x = 2,804.39

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1.5x scale

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.