Home / 3,056.34-4,228.86-2,664.18

Finding the Fourth Proportional to 3,056.34, 4,228.86 and 2,664.18

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Solution

The fourth proportional to 3,056.34, 4,228.86 and 2,664.18 is: 3,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.34 : 4,228.86 = 2,664.18 : x
  2. Step 2: Convert to fraction form
    3,056.34/4,228.86 = 2,664.18/x
  3. Step 3: Cross multiply
    3,056.34x = 4,228.86 × 2,664.18
  4. Step 4: Simplify right side
    3,056.34x = 11,266,444.23
  5. Step 5: Solve for x
    x = 11,266,444.23/3,056.34
  6. Step 6: Final answer
    x = 3,686.25

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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.