Home / 9,346.06-12,914.67-8,890.48

Finding the Fourth Proportional to 9,346.06, 12,914.67 and 8,890.48

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Solution

The fourth proportional to 9,346.06, 12,914.67 and 8,890.48 is: 12,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.06 : 12,914.67 = 8,890.48 : x
  2. Step 2: Convert to fraction form
    9,346.06/12,914.67 = 8,890.48/x
  3. Step 3: Cross multiply
    9,346.06x = 12,914.67 × 8,890.48
  4. Step 4: Simplify right side
    9,346.06x = 114,817,615.34
  5. Step 5: Solve for x
    x = 114,817,615.34/9,346.06
  6. Step 6: Final answer
    x = 12,285.14

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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.