Home / 3,555.99-5,328.59-2,253.51

Finding the Fourth Proportional to 3,555.99, 5,328.59 and 2,253.51

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Solution

The fourth proportional to 3,555.99, 5,328.59 and 2,253.51 is: 3,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.99 : 5,328.59 = 2,253.51 : x
  2. Step 2: Convert to fraction form
    3,555.99/5,328.59 = 2,253.51/x
  3. Step 3: Cross multiply
    3,555.99x = 5,328.59 × 2,253.51
  4. Step 4: Simplify right side
    3,555.99x = 12,008,019.58
  5. Step 5: Solve for x
    x = 12,008,019.58/3,555.99
  6. Step 6: Final answer
    x = 3,376.84

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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.