Home / 8,282.84-11,430.53-4,506.21

Finding the Fourth Proportional to 8,282.84, 11,430.53 and 4,506.21

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Solution

The fourth proportional to 8,282.84, 11,430.53 and 4,506.21 is: 6,218.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.84 : 11,430.53 = 4,506.21 : x
  2. Step 2: Convert to fraction form
    8,282.84/11,430.53 = 4,506.21/x
  3. Step 3: Cross multiply
    8,282.84x = 11,430.53 × 4,506.21
  4. Step 4: Simplify right side
    8,282.84x = 51,508,346.06
  5. Step 5: Solve for x
    x = 51,508,346.06/8,282.84
  6. Step 6: Final answer
    x = 6,218.69

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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.