Home / 8,633.12-11,912.32-5,095.04

Finding the Fourth Proportional to 8,633.12, 11,912.32 and 5,095.04

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Solution

The fourth proportional to 8,633.12, 11,912.32 and 5,095.04 is: 7,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.12 : 11,912.32 = 5,095.04 : x
  2. Step 2: Convert to fraction form
    8,633.12/11,912.32 = 5,095.04/x
  3. Step 3: Cross multiply
    8,633.12x = 11,912.32 × 5,095.04
  4. Step 4: Simplify right side
    8,633.12x = 60,693,746.89
  5. Step 5: Solve for x
    x = 60,693,746.89/8,633.12
  6. Step 6: Final answer
    x = 7,030.34

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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.