Home / 7,362.84-10,161.08-4,219.04

Finding the Fourth Proportional to 7,362.84, 10,161.08 and 4,219.04

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Solution

The fourth proportional to 7,362.84, 10,161.08 and 4,219.04 is: 5,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.84 : 10,161.08 = 4,219.04 : x
  2. Step 2: Convert to fraction form
    7,362.84/10,161.08 = 4,219.04/x
  3. Step 3: Cross multiply
    7,362.84x = 10,161.08 × 4,219.04
  4. Step 4: Simplify right side
    7,362.84x = 42,869,931.06
  5. Step 5: Solve for x
    x = 42,869,931.06/7,362.84
  6. Step 6: Final answer
    x = 5,822.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.