Home / 6,590.04-9,878.72-2,427.78

Finding the Fourth Proportional to 6,590.04, 9,878.72 and 2,427.78

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Solution

The fourth proportional to 6,590.04, 9,878.72 and 2,427.78 is: 3,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.04 : 9,878.72 = 2,427.78 : x
  2. Step 2: Convert to fraction form
    6,590.04/9,878.72 = 2,427.78/x
  3. Step 3: Cross multiply
    6,590.04x = 9,878.72 × 2,427.78
  4. Step 4: Simplify right side
    6,590.04x = 23,983,358.84
  5. Step 5: Solve for x
    x = 23,983,358.84/6,590.04
  6. Step 6: Final answer
    x = 3,639.33

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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.