Home / 11,359.90-15,674.88-6,322.51

Finding the Fourth Proportional to 11,359.90, 15,674.88 and 6,322.51

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Solution

The fourth proportional to 11,359.90, 15,674.88 and 6,322.51 is: 8,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.90 : 15,674.88 = 6,322.51 : x
  2. Step 2: Convert to fraction form
    11,359.90/15,674.88 = 6,322.51/x
  3. Step 3: Cross multiply
    11,359.90x = 15,674.88 × 6,322.51
  4. Step 4: Simplify right side
    11,359.90x = 99,104,585.55
  5. Step 5: Solve for x
    x = 99,104,585.55/11,359.90
  6. Step 6: Final answer
    x = 8,724.07

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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.