Home / 6,370.11-8,790.36-3,537.31

Finding the Fourth Proportional to 6,370.11, 8,790.36 and 3,537.31

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Solution

The fourth proportional to 6,370.11, 8,790.36 and 3,537.31 is: 4,881.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.11 : 8,790.36 = 3,537.31 : x
  2. Step 2: Convert to fraction form
    6,370.11/8,790.36 = 3,537.31/x
  3. Step 3: Cross multiply
    6,370.11x = 8,790.36 × 3,537.31
  4. Step 4: Simplify right side
    6,370.11x = 31,094,210.65
  5. Step 5: Solve for x
    x = 31,094,210.65/6,370.11
  6. Step 6: Final answer
    x = 4,881.27

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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.