Home / 2,705.37-4,038.48-2,377.32

Finding the Fourth Proportional to 2,705.37, 4,038.48 and 2,377.32

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Solution

The fourth proportional to 2,705.37, 4,038.48 and 2,377.32 is: 3,548.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.37 : 4,038.48 = 2,377.32 : x
  2. Step 2: Convert to fraction form
    2,705.37/4,038.48 = 2,377.32/x
  3. Step 3: Cross multiply
    2,705.37x = 4,038.48 × 2,377.32
  4. Step 4: Simplify right side
    2,705.37x = 9,600,759.27
  5. Step 5: Solve for x
    x = 9,600,759.27/2,705.37
  6. Step 6: Final answer
    x = 3,548.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.