Home / 3,529.21-4,870.35-1,957.33

Finding the Fourth Proportional to 3,529.21, 4,870.35 and 1,957.33

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Solution

The fourth proportional to 3,529.21, 4,870.35 and 1,957.33 is: 2,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.21 : 4,870.35 = 1,957.33 : x
  2. Step 2: Convert to fraction form
    3,529.21/4,870.35 = 1,957.33/x
  3. Step 3: Cross multiply
    3,529.21x = 4,870.35 × 1,957.33
  4. Step 4: Simplify right side
    3,529.21x = 9,532,882.17
  5. Step 5: Solve for x
    x = 9,532,882.17/3,529.21
  6. Step 6: Final answer
    x = 2,701.14

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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.