Home / 6,123.20-9,184.80-4,045.55

Finding the Fourth Proportional to 6,123.20, 9,184.80 and 4,045.55

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Solution

The fourth proportional to 6,123.20, 9,184.80 and 4,045.55 is: 6,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.20 : 9,184.80 = 4,045.55 : x
  2. Step 2: Convert to fraction form
    6,123.20/9,184.80 = 4,045.55/x
  3. Step 3: Cross multiply
    6,123.20x = 9,184.80 × 4,045.55
  4. Step 4: Simplify right side
    6,123.20x = 37,157,567.64
  5. Step 5: Solve for x
    x = 37,157,567.64/6,123.20
  6. Step 6: Final answer
    x = 6,068.33

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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.