Home / 7,459.74-11,182.32-2,776.32

Finding the Fourth Proportional to 7,459.74, 11,182.32 and 2,776.32

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Solution

The fourth proportional to 7,459.74, 11,182.32 and 2,776.32 is: 4,161.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.74 : 11,182.32 = 2,776.32 : x
  2. Step 2: Convert to fraction form
    7,459.74/11,182.32 = 2,776.32/x
  3. Step 3: Cross multiply
    7,459.74x = 11,182.32 × 2,776.32
  4. Step 4: Simplify right side
    7,459.74x = 31,045,698.66
  5. Step 5: Solve for x
    x = 31,045,698.66/7,459.74
  6. Step 6: Final answer
    x = 4,161.77

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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.