Home / 6,590.12-9,878.29-2,889.23

Finding the Fourth Proportional to 6,590.12, 9,878.29 and 2,889.23

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Solution

The fourth proportional to 6,590.12, 9,878.29 and 2,889.23 is: 4,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.12 : 9,878.29 = 2,889.23 : x
  2. Step 2: Convert to fraction form
    6,590.12/9,878.29 = 2,889.23/x
  3. Step 3: Cross multiply
    6,590.12x = 9,878.29 × 2,889.23
  4. Step 4: Simplify right side
    6,590.12x = 28,540,595.20
  5. Step 5: Solve for x
    x = 28,540,595.20/6,590.12
  6. Step 6: Final answer
    x = 4,330.82

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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.