Home / 9,108.90-13,664.12-2,535.14

Finding the Fourth Proportional to 9,108.90, 13,664.12 and 2,535.14

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Solution

The fourth proportional to 9,108.90, 13,664.12 and 2,535.14 is: 3,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.90 : 13,664.12 = 2,535.14 : x
  2. Step 2: Convert to fraction form
    9,108.90/13,664.12 = 2,535.14/x
  3. Step 3: Cross multiply
    9,108.90x = 13,664.12 × 2,535.14
  4. Step 4: Simplify right side
    9,108.90x = 34,640,457.18
  5. Step 5: Solve for x
    x = 34,640,457.18/9,108.90
  6. Step 6: Final answer
    x = 3,802.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.