Home / 9,360.78-14,032.89-3,818.76

Finding the Fourth Proportional to 9,360.78, 14,032.89 and 3,818.76

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Solution

The fourth proportional to 9,360.78, 14,032.89 and 3,818.76 is: 5,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.78 : 14,032.89 = 3,818.76 : x
  2. Step 2: Convert to fraction form
    9,360.78/14,032.89 = 3,818.76/x
  3. Step 3: Cross multiply
    9,360.78x = 14,032.89 × 3,818.76
  4. Step 4: Simplify right side
    9,360.78x = 53,588,239.02
  5. Step 5: Solve for x
    x = 53,588,239.02/9,360.78
  6. Step 6: Final answer
    x = 5,724.76

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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.