Home / 11,097.12-15,315.16-10,752.96

Finding the Fourth Proportional to 11,097.12, 15,315.16 and 10,752.96

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Solution

The fourth proportional to 11,097.12, 15,315.16 and 10,752.96 is: 14,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.12 : 15,315.16 = 10,752.96 : x
  2. Step 2: Convert to fraction form
    11,097.12/15,315.16 = 10,752.96/x
  3. Step 3: Cross multiply
    11,097.12x = 15,315.16 × 10,752.96
  4. Step 4: Simplify right side
    11,097.12x = 164,683,302.87
  5. Step 5: Solve for x
    x = 164,683,302.87/11,097.12
  6. Step 6: Final answer
    x = 14,840.18

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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.