Home / 9,143.04-13,715.37-2,569.29

Finding the Fourth Proportional to 9,143.04, 13,715.37 and 2,569.29

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Solution

The fourth proportional to 9,143.04, 13,715.37 and 2,569.29 is: 3,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143.04 : 13,715.37 = 2,569.29 : x
  2. Step 2: Convert to fraction form
    9,143.04/13,715.37 = 2,569.29/x
  3. Step 3: Cross multiply
    9,143.04x = 13,715.37 × 2,569.29
  4. Step 4: Simplify right side
    9,143.04x = 35,238,762.99
  5. Step 5: Solve for x
    x = 35,238,762.99/9,143.04
  6. Step 6: Final answer
    x = 3,854.16

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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.