Home / 2,355.12-3,526.20-1,776.24

Finding the Fourth Proportional to 2,355.12, 3,526.20 and 1,776.24

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Solution

The fourth proportional to 2,355.12, 3,526.20 and 1,776.24 is: 2,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.12 : 3,526.20 = 1,776.24 : x
  2. Step 2: Convert to fraction form
    2,355.12/3,526.20 = 1,776.24/x
  3. Step 3: Cross multiply
    2,355.12x = 3,526.20 × 1,776.24
  4. Step 4: Simplify right side
    2,355.12x = 6,263,377.49
  5. Step 5: Solve for x
    x = 6,263,377.49/2,355.12
  6. Step 6: Final answer
    x = 2,659.47

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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.