Home / 7,917.77-11,885.85-4,633.22

Finding the Fourth Proportional to 7,917.77, 11,885.85 and 4,633.22

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Solution

The fourth proportional to 7,917.77, 11,885.85 and 4,633.22 is: 6,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.77 : 11,885.85 = 4,633.22 : x
  2. Step 2: Convert to fraction form
    7,917.77/11,885.85 = 4,633.22/x
  3. Step 3: Cross multiply
    7,917.77x = 11,885.85 × 4,633.22
  4. Step 4: Simplify right side
    7,917.77x = 55,069,698.51
  5. Step 5: Solve for x
    x = 55,069,698.51/7,917.77
  6. Step 6: Final answer
    x = 6,955.21

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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.