Home / 4,613.77-6,921.57-1,692.10

Finding the Fourth Proportional to 4,613.77, 6,921.57 and 1,692.10

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Solution

The fourth proportional to 4,613.77, 6,921.57 and 1,692.10 is: 2,538.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.77 : 6,921.57 = 1,692.10 : x
  2. Step 2: Convert to fraction form
    4,613.77/6,921.57 = 1,692.10/x
  3. Step 3: Cross multiply
    4,613.77x = 6,921.57 × 1,692.10
  4. Step 4: Simplify right side
    4,613.77x = 11,712,019.89
  5. Step 5: Solve for x
    x = 11,712,019.89/4,613.77
  6. Step 6: Final answer
    x = 2,538.49

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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.