Home / 9,154.04-13,731.32-2,580.08

Finding the Fourth Proportional to 9,154.04, 13,731.32 and 2,580.08

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Solution

The fourth proportional to 9,154.04, 13,731.32 and 2,580.08 is: 3,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.04 : 13,731.32 = 2,580.08 : x
  2. Step 2: Convert to fraction form
    9,154.04/13,731.32 = 2,580.08/x
  3. Step 3: Cross multiply
    9,154.04x = 13,731.32 × 2,580.08
  4. Step 4: Simplify right side
    9,154.04x = 35,427,904.11
  5. Step 5: Solve for x
    x = 35,427,904.11/9,154.04
  6. Step 6: Final answer
    x = 3,870.19

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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.