Home / 10,009.93-15,015.20-3,436.02

Finding the Fourth Proportional to 10,009.93, 15,015.20 and 3,436.02

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Solution

The fourth proportional to 10,009.93, 15,015.20 and 3,436.02 is: 5,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.93 : 15,015.20 = 3,436.02 : x
  2. Step 2: Convert to fraction form
    10,009.93/15,015.20 = 3,436.02/x
  3. Step 3: Cross multiply
    10,009.93x = 15,015.20 × 3,436.02
  4. Step 4: Simplify right side
    10,009.93x = 51,592,510.32
  5. Step 5: Solve for x
    x = 51,592,510.32/10,009.93
  6. Step 6: Final answer
    x = 5,154.14

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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.