Home / 11,590.49-15,994.80-6,285.30

Finding the Fourth Proportional to 11,590.49, 15,994.80 and 6,285.30

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Solution

The fourth proportional to 11,590.49, 15,994.80 and 6,285.30 is: 8,673.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.49 : 15,994.80 = 6,285.30 : x
  2. Step 2: Convert to fraction form
    11,590.49/15,994.80 = 6,285.30/x
  3. Step 3: Cross multiply
    11,590.49x = 15,994.80 × 6,285.30
  4. Step 4: Simplify right side
    11,590.49x = 100,532,191.42
  5. Step 5: Solve for x
    x = 100,532,191.42/11,590.49
  6. Step 6: Final answer
    x = 8,673.68

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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.