Home / 4,650.40-6,417.36-2,554.56

Finding the Fourth Proportional to 4,650.40, 6,417.36 and 2,554.56

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Solution

The fourth proportional to 4,650.40, 6,417.36 and 2,554.56 is: 3,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.40 : 6,417.36 = 2,554.56 : x
  2. Step 2: Convert to fraction form
    4,650.40/6,417.36 = 2,554.56/x
  3. Step 3: Cross multiply
    4,650.40x = 6,417.36 × 2,554.56
  4. Step 4: Simplify right side
    4,650.40x = 16,393,531.16
  5. Step 5: Solve for x
    x = 16,393,531.16/4,650.40
  6. Step 6: Final answer
    x = 3,525.19

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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.