Home / 6,429.09-8,868.96-5,010.24

Finding the Fourth Proportional to 6,429.09, 8,868.96 and 5,010.24

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Solution

The fourth proportional to 6,429.09, 8,868.96 and 5,010.24 is: 6,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.09 : 8,868.96 = 5,010.24 : x
  2. Step 2: Convert to fraction form
    6,429.09/8,868.96 = 5,010.24/x
  3. Step 3: Cross multiply
    6,429.09x = 8,868.96 × 5,010.24
  4. Step 4: Simplify right side
    6,429.09x = 44,435,618.15
  5. Step 5: Solve for x
    x = 44,435,618.15/6,429.09
  6. Step 6: Final answer
    x = 6,911.65

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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.