Home / 6,776.42-9,352.55-4,123.37

Finding the Fourth Proportional to 6,776.42, 9,352.55 and 4,123.37

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Solution

The fourth proportional to 6,776.42, 9,352.55 and 4,123.37 is: 5,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.42 : 9,352.55 = 4,123.37 : x
  2. Step 2: Convert to fraction form
    6,776.42/9,352.55 = 4,123.37/x
  3. Step 3: Cross multiply
    6,776.42x = 9,352.55 × 4,123.37
  4. Step 4: Simplify right side
    6,776.42x = 38,563,956.71
  5. Step 5: Solve for x
    x = 38,563,956.71/6,776.42
  6. Step 6: Final answer
    x = 5,690.90

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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.