Home / 3,529.35-4,870.43-2,184.60

Finding the Fourth Proportional to 3,529.35, 4,870.43 and 2,184.60

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Solution

The fourth proportional to 3,529.35, 4,870.43 and 2,184.60 is: 3,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.35 : 4,870.43 = 2,184.60 : x
  2. Step 2: Convert to fraction form
    3,529.35/4,870.43 = 2,184.60/x
  3. Step 3: Cross multiply
    3,529.35x = 4,870.43 × 2,184.60
  4. Step 4: Simplify right side
    3,529.35x = 10,639,937.60
  5. Step 5: Solve for x
    x = 10,639,937.60/3,529.35
  6. Step 6: Final answer
    x = 3,014.70

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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.