Home / 10,444.16-15,666.46-3,518.64

Finding the Fourth Proportional to 10,444.16, 15,666.46 and 3,518.64

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Solution

The fourth proportional to 10,444.16, 15,666.46 and 3,518.64 is: 5,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.16 : 15,666.46 = 3,518.64 : x
  2. Step 2: Convert to fraction form
    10,444.16/15,666.46 = 3,518.64/x
  3. Step 3: Cross multiply
    10,444.16x = 15,666.46 × 3,518.64
  4. Step 4: Simplify right side
    10,444.16x = 55,124,632.81
  5. Step 5: Solve for x
    x = 55,124,632.81/10,444.16
  6. Step 6: Final answer
    x = 5,278.03

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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.