Home / 3,529.52-4,870.77-1,957.58

Finding the Fourth Proportional to 3,529.52, 4,870.77 and 1,957.58

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Solution

The fourth proportional to 3,529.52, 4,870.77 and 1,957.58 is: 2,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.52 : 4,870.77 = 1,957.58 : x
  2. Step 2: Convert to fraction form
    3,529.52/4,870.77 = 1,957.58/x
  3. Step 3: Cross multiply
    3,529.52x = 4,870.77 × 1,957.58
  4. Step 4: Simplify right side
    3,529.52x = 9,534,921.94
  5. Step 5: Solve for x
    x = 9,534,921.94/3,529.52
  6. Step 6: Final answer
    x = 2,701.48

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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.