Home / 4,779.88-6,596.20-2,655.40

Finding the Fourth Proportional to 4,779.88, 6,596.20 and 2,655.40

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Solution

The fourth proportional to 4,779.88, 6,596.20 and 2,655.40 is: 3,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.88 : 6,596.20 = 2,655.40 : x
  2. Step 2: Convert to fraction form
    4,779.88/6,596.20 = 2,655.40/x
  3. Step 3: Cross multiply
    4,779.88x = 6,596.20 × 2,655.40
  4. Step 4: Simplify right side
    4,779.88x = 17,515,549.48
  5. Step 5: Solve for x
    x = 17,515,549.48/4,779.88
  6. Step 6: Final answer
    x = 3,664.43

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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.