Home / 9,364.81-12,924.26-5,173.87

Finding the Fourth Proportional to 9,364.81, 12,924.26 and 5,173.87

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Solution

The fourth proportional to 9,364.81, 12,924.26 and 5,173.87 is: 7,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364.81 : 12,924.26 = 5,173.87 : x
  2. Step 2: Convert to fraction form
    9,364.81/12,924.26 = 5,173.87/x
  3. Step 3: Cross multiply
    9,364.81x = 12,924.26 × 5,173.87
  4. Step 4: Simplify right side
    9,364.81x = 66,868,441.09
  5. Step 5: Solve for x
    x = 66,868,441.09/9,364.81
  6. Step 6: Final answer
    x = 7,140.39

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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.