Home / 6,127-8,458.23-4,109.68

Finding the Fourth Proportional to 6,127, 8,458.23 and 4,109.68

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Solution

The fourth proportional to 6,127, 8,458.23 and 4,109.68 is: 5,673.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127 : 8,458.23 = 4,109.68 : x
  2. Step 2: Convert to fraction form
    6,127/8,458.23 = 4,109.68/x
  3. Step 3: Cross multiply
    6,127x = 8,458.23 × 4,109.68
  4. Step 4: Simplify right side
    6,127x = 34,760,618.67
  5. Step 5: Solve for x
    x = 34,760,618.67/6,127
  6. Step 6: Final answer
    x = 5,673.35

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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.