Home / 10,019.04-13,821.66-6,483.40

Finding the Fourth Proportional to 10,019.04, 13,821.66 and 6,483.40

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Solution

The fourth proportional to 10,019.04, 13,821.66 and 6,483.40 is: 8,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.04 : 13,821.66 = 6,483.40 : x
  2. Step 2: Convert to fraction form
    10,019.04/13,821.66 = 6,483.40/x
  3. Step 3: Cross multiply
    10,019.04x = 13,821.66 × 6,483.40
  4. Step 4: Simplify right side
    10,019.04x = 89,611,350.44
  5. Step 5: Solve for x
    x = 89,611,350.44/10,019.04
  6. Step 6: Final answer
    x = 8,944.11

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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.