Home / 5,056.19-6,977.24-2,787.45

Finding the Fourth Proportional to 5,056.19, 6,977.24 and 2,787.45

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Solution

The fourth proportional to 5,056.19, 6,977.24 and 2,787.45 is: 3,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.19 : 6,977.24 = 2,787.45 : x
  2. Step 2: Convert to fraction form
    5,056.19/6,977.24 = 2,787.45/x
  3. Step 3: Cross multiply
    5,056.19x = 6,977.24 × 2,787.45
  4. Step 4: Simplify right side
    5,056.19x = 19,448,672.75
  5. Step 5: Solve for x
    x = 19,448,672.75/5,056.19
  6. Step 6: Final answer
    x = 3,846.51

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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.