Home / 10,219.28-14,098.95-6,684.53

Finding the Fourth Proportional to 10,219.28, 14,098.95 and 6,684.53

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Solution

The fourth proportional to 10,219.28, 14,098.95 and 6,684.53 is: 9,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.28 : 14,098.95 = 6,684.53 : x
  2. Step 2: Convert to fraction form
    10,219.28/14,098.95 = 6,684.53/x
  3. Step 3: Cross multiply
    10,219.28x = 14,098.95 × 6,684.53
  4. Step 4: Simplify right side
    10,219.28x = 94,244,783.75
  5. Step 5: Solve for x
    x = 94,244,783.75/10,219.28
  6. Step 6: Final answer
    x = 9,222.26

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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.