Home / 2,552.04-3,521.27-1,555.55

Finding the Fourth Proportional to 2,552.04, 3,521.27 and 1,555.55

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Solution

The fourth proportional to 2,552.04, 3,521.27 and 1,555.55 is: 2,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.04 : 3,521.27 = 1,555.55 : x
  2. Step 2: Convert to fraction form
    2,552.04/3,521.27 = 1,555.55/x
  3. Step 3: Cross multiply
    2,552.04x = 3,521.27 × 1,555.55
  4. Step 4: Simplify right side
    2,552.04x = 5,477,486.16
  5. Step 5: Solve for x
    x = 5,477,486.16/2,552.04
  6. Step 6: Final answer
    x = 2,146.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.