Home / 6,390.39-9,587.61-2,008.29

Finding the Fourth Proportional to 6,390.39, 9,587.61 and 2,008.29

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Solution

The fourth proportional to 6,390.39, 9,587.61 and 2,008.29 is: 3,013.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.39 : 9,587.61 = 2,008.29 : x
  2. Step 2: Convert to fraction form
    6,390.39/9,587.61 = 2,008.29/x
  3. Step 3: Cross multiply
    6,390.39x = 9,587.61 × 2,008.29
  4. Step 4: Simplify right side
    6,390.39x = 19,254,701.29
  5. Step 5: Solve for x
    x = 19,254,701.29/6,390.39
  6. Step 6: Final answer
    x = 3,013.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.