Home / 3,529.10-4,870.17-1,957.22

Finding the Fourth Proportional to 3,529.10, 4,870.17 and 1,957.22

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Solution

The fourth proportional to 3,529.10, 4,870.17 and 1,957.22 is: 2,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.10 : 4,870.17 = 1,957.22 : x
  2. Step 2: Convert to fraction form
    3,529.10/4,870.17 = 1,957.22/x
  3. Step 3: Cross multiply
    3,529.10x = 4,870.17 × 1,957.22
  4. Step 4: Simplify right side
    3,529.10x = 9,531,994.13
  5. Step 5: Solve for x
    x = 9,531,994.13/3,529.10
  6. Step 6: Final answer
    x = 2,700.97

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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.