Home / 10,393.56-14,357.58-9,274.12

Finding the Fourth Proportional to 10,393.56, 14,357.58 and 9,274.12

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Solution

The fourth proportional to 10,393.56, 14,357.58 and 9,274.12 is: 12,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.56 : 14,357.58 = 9,274.12 : x
  2. Step 2: Convert to fraction form
    10,393.56/14,357.58 = 9,274.12/x
  3. Step 3: Cross multiply
    10,393.56x = 14,357.58 × 9,274.12
  4. Step 4: Simplify right side
    10,393.56x = 133,153,919.83
  5. Step 5: Solve for x
    x = 133,153,919.83/10,393.56
  6. Step 6: Final answer
    x = 12,811.19

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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.