Home / 8,865.70-13,306.75-4,486.23

Finding the Fourth Proportional to 8,865.70, 13,306.75 and 4,486.23

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Solution

The fourth proportional to 8,865.70, 13,306.75 and 4,486.23 is: 6,733.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.70 : 13,306.75 = 4,486.23 : x
  2. Step 2: Convert to fraction form
    8,865.70/13,306.75 = 4,486.23/x
  3. Step 3: Cross multiply
    8,865.70x = 13,306.75 × 4,486.23
  4. Step 4: Simplify right side
    8,865.70x = 59,697,129.84
  5. Step 5: Solve for x
    x = 59,697,129.84/8,865.70
  6. Step 6: Final answer
    x = 6,733.50

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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.