Home / 6,316.93-8,720.89-4,434.29

Finding the Fourth Proportional to 6,316.93, 8,720.89 and 4,434.29

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Solution

The fourth proportional to 6,316.93, 8,720.89 and 4,434.29 is: 6,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.93 : 8,720.89 = 4,434.29 : x
  2. Step 2: Convert to fraction form
    6,316.93/8,720.89 = 4,434.29/x
  3. Step 3: Cross multiply
    6,316.93x = 8,720.89 × 4,434.29
  4. Step 4: Simplify right side
    6,316.93x = 38,670,900.63
  5. Step 5: Solve for x
    x = 38,670,900.63/6,316.93
  6. Step 6: Final answer
    x = 6,121.79

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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.