Home / 10,902.93-16,352.85-3,506.45

Finding the Fourth Proportional to 10,902.93, 16,352.85 and 3,506.45

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Solution

The fourth proportional to 10,902.93, 16,352.85 and 3,506.45 is: 5,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902.93 : 16,352.85 = 3,506.45 : x
  2. Step 2: Convert to fraction form
    10,902.93/16,352.85 = 3,506.45/x
  3. Step 3: Cross multiply
    10,902.93x = 16,352.85 × 3,506.45
  4. Step 4: Simplify right side
    10,902.93x = 57,340,369.12
  5. Step 5: Solve for x
    x = 57,340,369.12/10,902.93
  6. Step 6: Final answer
    x = 5,259.17

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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.