Home / 2,436.68-3,646.67-1,692.80

Finding the Fourth Proportional to 2,436.68, 3,646.67 and 1,692.80

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Solution

The fourth proportional to 2,436.68, 3,646.67 and 1,692.80 is: 2,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.68 : 3,646.67 = 1,692.80 : x
  2. Step 2: Convert to fraction form
    2,436.68/3,646.67 = 1,692.80/x
  3. Step 3: Cross multiply
    2,436.68x = 3,646.67 × 1,692.80
  4. Step 4: Simplify right side
    2,436.68x = 6,173,079.48
  5. Step 5: Solve for x
    x = 6,173,079.48/2,436.68
  6. Step 6: Final answer
    x = 2,533.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.