Home / 11,468.81-15,828.89-6,752.18

Finding the Fourth Proportional to 11,468.81, 15,828.89 and 6,752.18

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Solution

The fourth proportional to 11,468.81, 15,828.89 and 6,752.18 is: 9,319.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.81 : 15,828.89 = 6,752.18 : x
  2. Step 2: Convert to fraction form
    11,468.81/15,828.89 = 6,752.18/x
  3. Step 3: Cross multiply
    11,468.81x = 15,828.89 × 6,752.18
  4. Step 4: Simplify right side
    11,468.81x = 106,879,520.29
  5. Step 5: Solve for x
    x = 106,879,520.29/11,468.81
  6. Step 6: Final answer
    x = 9,319.14

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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.