Home / 5,381.40-8,060.76-2,462.16

Finding the Fourth Proportional to 5,381.40, 8,060.76 and 2,462.16

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Solution

The fourth proportional to 5,381.40, 8,060.76 and 2,462.16 is: 3,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.40 : 8,060.76 = 2,462.16 : x
  2. Step 2: Convert to fraction form
    5,381.40/8,060.76 = 2,462.16/x
  3. Step 3: Cross multiply
    5,381.40x = 8,060.76 × 2,462.16
  4. Step 4: Simplify right side
    5,381.40x = 19,846,880.84
  5. Step 5: Solve for x
    x = 19,846,880.84/5,381.40
  6. Step 6: Final answer
    x = 3,688.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.