Home / 9,993.14-14,989.77-4,445.18

Finding the Fourth Proportional to 9,993.14, 14,989.77 and 4,445.18

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Solution

The fourth proportional to 9,993.14, 14,989.77 and 4,445.18 is: 6,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.14 : 14,989.77 = 4,445.18 : x
  2. Step 2: Convert to fraction form
    9,993.14/14,989.77 = 4,445.18/x
  3. Step 3: Cross multiply
    9,993.14x = 14,989.77 × 4,445.18
  4. Step 4: Simplify right side
    9,993.14x = 66,632,225.81
  5. Step 5: Solve for x
    x = 66,632,225.81/9,993.14
  6. Step 6: Final answer
    x = 6,667.80

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Similar ratio
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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.