Home / 7,555.72-10,426.86-4,199.08

Finding the Fourth Proportional to 7,555.72, 10,426.86 and 4,199.08

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Solution

The fourth proportional to 7,555.72, 10,426.86 and 4,199.08 is: 5,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.72 : 10,426.86 = 4,199.08 : x
  2. Step 2: Convert to fraction form
    7,555.72/10,426.86 = 4,199.08/x
  3. Step 3: Cross multiply
    7,555.72x = 10,426.86 × 4,199.08
  4. Step 4: Simplify right side
    7,555.72x = 43,783,219.29
  5. Step 5: Solve for x
    x = 43,783,219.29/7,555.72
  6. Step 6: Final answer
    x = 5,794.71

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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.