Home / 7,664.15-11,490.06-4,330.34

Finding the Fourth Proportional to 7,664.15, 11,490.06 and 4,330.34

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Solution

The fourth proportional to 7,664.15, 11,490.06 and 4,330.34 is: 6,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.15 : 11,490.06 = 4,330.34 : x
  2. Step 2: Convert to fraction form
    7,664.15/11,490.06 = 4,330.34/x
  3. Step 3: Cross multiply
    7,664.15x = 11,490.06 × 4,330.34
  4. Step 4: Simplify right side
    7,664.15x = 49,755,848.04
  5. Step 5: Solve for x
    x = 49,755,848.04/7,664.15
  6. Step 6: Final answer
    x = 6,492.03

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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.