Home / 9,690.48-13,376.93-6,550.92

Finding the Fourth Proportional to 9,690.48, 13,376.93 and 6,550.92

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Solution

The fourth proportional to 9,690.48, 13,376.93 and 6,550.92 is: 9,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690.48 : 13,376.93 = 6,550.92 : x
  2. Step 2: Convert to fraction form
    9,690.48/13,376.93 = 6,550.92/x
  3. Step 3: Cross multiply
    9,690.48x = 13,376.93 × 6,550.92
  4. Step 4: Simplify right side
    9,690.48x = 87,631,198.28
  5. Step 5: Solve for x
    x = 87,631,198.28/9,690.48
  6. Step 6: Final answer
    x = 9,043.02

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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.