Home / 3,302.64-4,557.56-1,977.26

Finding the Fourth Proportional to 3,302.64, 4,557.56 and 1,977.26

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Solution

The fourth proportional to 3,302.64, 4,557.56 and 1,977.26 is: 2,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.64 : 4,557.56 = 1,977.26 : x
  2. Step 2: Convert to fraction form
    3,302.64/4,557.56 = 1,977.26/x
  3. Step 3: Cross multiply
    3,302.64x = 4,557.56 × 1,977.26
  4. Step 4: Simplify right side
    3,302.64x = 9,011,448.41
  5. Step 5: Solve for x
    x = 9,011,448.41/3,302.64
  6. Step 6: Final answer
    x = 2,728.56

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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.