Home / 1,541.62-2,307.40-1,130.66

Finding the Fourth Proportional to 1,541.62, 2,307.40 and 1,130.66

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Solution

The fourth proportional to 1,541.62, 2,307.40 and 1,130.66 is: 1,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.62 : 2,307.40 = 1,130.66 : x
  2. Step 2: Convert to fraction form
    1,541.62/2,307.40 = 1,130.66/x
  3. Step 3: Cross multiply
    1,541.62x = 2,307.40 × 1,130.66
  4. Step 4: Simplify right side
    1,541.62x = 2,608,884.88
  5. Step 5: Solve for x
    x = 2,608,884.88/1,541.62
  6. Step 6: Final answer
    x = 1,692.30

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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.