Home / 7,054.08-10,580.96-2,123.76

Finding the Fourth Proportional to 7,054.08, 10,580.96 and 2,123.76

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Solution

The fourth proportional to 7,054.08, 10,580.96 and 2,123.76 is: 3,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.08 : 10,580.96 = 2,123.76 : x
  2. Step 2: Convert to fraction form
    7,054.08/10,580.96 = 2,123.76/x
  3. Step 3: Cross multiply
    7,054.08x = 10,580.96 × 2,123.76
  4. Step 4: Simplify right side
    7,054.08x = 22,471,419.61
  5. Step 5: Solve for x
    x = 22,471,419.61/7,054.08
  6. Step 6: Final answer
    x = 3,185.59

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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.