Home / 11,212.63-15,473.28-6,497.35

Finding the Fourth Proportional to 11,212.63, 15,473.28 and 6,497.35

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Solution

The fourth proportional to 11,212.63, 15,473.28 and 6,497.35 is: 8,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.63 : 15,473.28 = 6,497.35 : x
  2. Step 2: Convert to fraction form
    11,212.63/15,473.28 = 6,497.35/x
  3. Step 3: Cross multiply
    11,212.63x = 15,473.28 × 6,497.35
  4. Step 4: Simplify right side
    11,212.63x = 100,535,315.81
  5. Step 5: Solve for x
    x = 100,535,315.81/11,212.63
  6. Step 6: Final answer
    x = 8,966.26

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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.