Home / 9,788.58-14,682.75-4,590.78

Finding the Fourth Proportional to 9,788.58, 14,682.75 and 4,590.78

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Solution

The fourth proportional to 9,788.58, 14,682.75 and 4,590.78 is: 6,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.58 : 14,682.75 = 4,590.78 : x
  2. Step 2: Convert to fraction form
    9,788.58/14,682.75 = 4,590.78/x
  3. Step 3: Cross multiply
    9,788.58x = 14,682.75 × 4,590.78
  4. Step 4: Simplify right side
    9,788.58x = 67,405,275.05
  5. Step 5: Solve for x
    x = 67,405,275.05/9,788.58
  6. Step 6: Final answer
    x = 6,886.11

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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.