Home / 7,660.12-11,490.58-2,466.40

Finding the Fourth Proportional to 7,660.12, 11,490.58 and 2,466.40

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Solution

The fourth proportional to 7,660.12, 11,490.58 and 2,466.40 is: 3,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.12 : 11,490.58 = 2,466.40 : x
  2. Step 2: Convert to fraction form
    7,660.12/11,490.58 = 2,466.40/x
  3. Step 3: Cross multiply
    7,660.12x = 11,490.58 × 2,466.40
  4. Step 4: Simplify right side
    7,660.12x = 28,340,366.51
  5. Step 5: Solve for x
    x = 28,340,366.51/7,660.12
  6. Step 6: Final answer
    x = 3,699.73

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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.