Home / 9,154.36-13,726.32-2,913.16

Finding the Fourth Proportional to 9,154.36, 13,726.32 and 2,913.16

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Solution

The fourth proportional to 9,154.36, 13,726.32 and 2,913.16 is: 4,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.36 : 13,726.32 = 2,913.16 : x
  2. Step 2: Convert to fraction form
    9,154.36/13,726.32 = 2,913.16/x
  3. Step 3: Cross multiply
    9,154.36x = 13,726.32 × 2,913.16
  4. Step 4: Simplify right side
    9,154.36x = 39,986,966.37
  5. Step 5: Solve for x
    x = 39,986,966.37/9,154.36
  6. Step 6: Final answer
    x = 4,368.08

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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.