Home / 8,417.96-11,618.88-4,883.30

Finding the Fourth Proportional to 8,417.96, 11,618.88 and 4,883.30

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Solution

The fourth proportional to 8,417.96, 11,618.88 and 4,883.30 is: 6,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.96 : 11,618.88 = 4,883.30 : x
  2. Step 2: Convert to fraction form
    8,417.96/11,618.88 = 4,883.30/x
  3. Step 3: Cross multiply
    8,417.96x = 11,618.88 × 4,883.30
  4. Step 4: Simplify right side
    8,417.96x = 56,738,476.70
  5. Step 5: Solve for x
    x = 56,738,476.70/8,417.96
  6. Step 6: Final answer
    x = 6,740.17

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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.