Home / 6,045.81-8,346.20-3,811.13

Finding the Fourth Proportional to 6,045.81, 8,346.20 and 3,811.13

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Solution

The fourth proportional to 6,045.81, 8,346.20 and 3,811.13 is: 5,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.81 : 8,346.20 = 3,811.13 : x
  2. Step 2: Convert to fraction form
    6,045.81/8,346.20 = 3,811.13/x
  3. Step 3: Cross multiply
    6,045.81x = 8,346.20 × 3,811.13
  4. Step 4: Simplify right side
    6,045.81x = 31,808,392.42
  5. Step 5: Solve for x
    x = 31,808,392.42/6,045.81
  6. Step 6: Final answer
    x = 5,261.23

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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.