Home / 6,884.12-10,372.47-6,226.74

Finding the Fourth Proportional to 6,884.12, 10,372.47 and 6,226.74

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Solution

The fourth proportional to 6,884.12, 10,372.47 and 6,226.74 is: 9,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.12 : 10,372.47 = 6,226.74 : x
  2. Step 2: Convert to fraction form
    6,884.12/10,372.47 = 6,226.74/x
  3. Step 3: Cross multiply
    6,884.12x = 10,372.47 × 6,226.74
  4. Step 4: Simplify right side
    6,884.12x = 64,586,642.71
  5. Step 5: Solve for x
    x = 64,586,642.71/6,884.12
  6. Step 6: Final answer
    x = 9,381.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.