Home / 8,856.39-13,285.89-4,695.33

Finding the Fourth Proportional to 8,856.39, 13,285.89 and 4,695.33

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Solution

The fourth proportional to 8,856.39, 13,285.89 and 4,695.33 is: 7,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.39 : 13,285.89 = 4,695.33 : x
  2. Step 2: Convert to fraction form
    8,856.39/13,285.89 = 4,695.33/x
  3. Step 3: Cross multiply
    8,856.39x = 13,285.89 × 4,695.33
  4. Step 4: Simplify right side
    8,856.39x = 62,381,637.89
  5. Step 5: Solve for x
    x = 62,381,637.89/8,856.39
  6. Step 6: Final answer
    x = 7,043.69

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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.