Home / 11,043.42-15,238.32-6,263.16

Finding the Fourth Proportional to 11,043.42, 15,238.32 and 6,263.16

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Solution

The fourth proportional to 11,043.42, 15,238.32 and 6,263.16 is: 8,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.42 : 15,238.32 = 6,263.16 : x
  2. Step 2: Convert to fraction form
    11,043.42/15,238.32 = 6,263.16/x
  3. Step 3: Cross multiply
    11,043.42x = 15,238.32 × 6,263.16
  4. Step 4: Simplify right side
    11,043.42x = 95,440,036.29
  5. Step 5: Solve for x
    x = 95,440,036.29/11,043.42
  6. Step 6: Final answer
    x = 8,642.25

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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.