Home / 5,305.06-7,953.45-2,381.32

Finding the Fourth Proportional to 5,305.06, 7,953.45 and 2,381.32

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Solution

The fourth proportional to 5,305.06, 7,953.45 and 2,381.32 is: 3,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.06 : 7,953.45 = 2,381.32 : x
  2. Step 2: Convert to fraction form
    5,305.06/7,953.45 = 2,381.32/x
  3. Step 3: Cross multiply
    5,305.06x = 7,953.45 × 2,381.32
  4. Step 4: Simplify right side
    5,305.06x = 18,939,709.55
  5. Step 5: Solve for x
    x = 18,939,709.55/5,305.06
  6. Step 6: Final answer
    x = 3,570.12

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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.