Home / 2,758.30-4,137.27-1,526.30

Finding the Fourth Proportional to 2,758.30, 4,137.27 and 1,526.30

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Solution

The fourth proportional to 2,758.30, 4,137.27 and 1,526.30 is: 2,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.30 : 4,137.27 = 1,526.30 : x
  2. Step 2: Convert to fraction form
    2,758.30/4,137.27 = 1,526.30/x
  3. Step 3: Cross multiply
    2,758.30x = 4,137.27 × 1,526.30
  4. Step 4: Simplify right side
    2,758.30x = 6,314,715.20
  5. Step 5: Solve for x
    x = 6,314,715.20/2,758.30
  6. Step 6: Final answer
    x = 2,289.35

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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.