Home / 10,088.75-15,133.10-2,490.08

Finding the Fourth Proportional to 10,088.75, 15,133.10 and 2,490.08

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Solution

The fourth proportional to 10,088.75, 15,133.10 and 2,490.08 is: 3,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.75 : 15,133.10 = 2,490.08 : x
  2. Step 2: Convert to fraction form
    10,088.75/15,133.10 = 2,490.08/x
  3. Step 3: Cross multiply
    10,088.75x = 15,133.10 × 2,490.08
  4. Step 4: Simplify right side
    10,088.75x = 37,682,541.53
  5. Step 5: Solve for x
    x = 37,682,541.53/10,088.75
  6. Step 6: Final answer
    x = 3,735.10

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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.