Home / 8,274.30-11,417.67-4,916.94

Finding the Fourth Proportional to 8,274.30, 11,417.67 and 4,916.94

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Solution

The fourth proportional to 8,274.30, 11,417.67 and 4,916.94 is: 6,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.30 : 11,417.67 = 4,916.94 : x
  2. Step 2: Convert to fraction form
    8,274.30/11,417.67 = 4,916.94/x
  3. Step 3: Cross multiply
    8,274.30x = 11,417.67 × 4,916.94
  4. Step 4: Simplify right side
    8,274.30x = 56,139,998.33
  5. Step 5: Solve for x
    x = 56,139,998.33/8,274.30
  6. Step 6: Final answer
    x = 6,784.86

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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.