Home / 2,554.75-3,525.65-1,560.47

Finding the Fourth Proportional to 2,554.75, 3,525.65 and 1,560.47

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Solution

The fourth proportional to 2,554.75, 3,525.65 and 1,560.47 is: 2,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.75 : 3,525.65 = 1,560.47 : x
  2. Step 2: Convert to fraction form
    2,554.75/3,525.65 = 1,560.47/x
  3. Step 3: Cross multiply
    2,554.75x = 3,525.65 × 1,560.47
  4. Step 4: Simplify right side
    2,554.75x = 5,501,677.92
  5. Step 5: Solve for x
    x = 5,501,677.92/2,554.75
  6. Step 6: Final answer
    x = 2,153.51

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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.