Home / 10,446.49-15,669.74-3,864.97

Finding the Fourth Proportional to 10,446.49, 15,669.74 and 3,864.97

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Solution

The fourth proportional to 10,446.49, 15,669.74 and 3,864.97 is: 5,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.49 : 15,669.74 = 3,864.97 : x
  2. Step 2: Convert to fraction form
    10,446.49/15,669.74 = 3,864.97/x
  3. Step 3: Cross multiply
    10,446.49x = 15,669.74 × 3,864.97
  4. Step 4: Simplify right side
    10,446.49x = 60,563,075.01
  5. Step 5: Solve for x
    x = 60,563,075.01/10,446.49
  6. Step 6: Final answer
    x = 5,797.46

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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.