Home / 10,410.84-15,616.23-2,619.65

Finding the Fourth Proportional to 10,410.84, 15,616.23 and 2,619.65

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Solution

The fourth proportional to 10,410.84, 15,616.23 and 2,619.65 is: 3,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.84 : 15,616.23 = 2,619.65 : x
  2. Step 2: Convert to fraction form
    10,410.84/15,616.23 = 2,619.65/x
  3. Step 3: Cross multiply
    10,410.84x = 15,616.23 × 2,619.65
  4. Step 4: Simplify right side
    10,410.84x = 40,908,978.84
  5. Step 5: Solve for x
    x = 40,908,978.84/10,410.84
  6. Step 6: Final answer
    x = 3,929.46

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1.5x scale

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.