Home / 8,669.24-11,963.47-4,690.27

Finding the Fourth Proportional to 8,669.24, 11,963.47 and 4,690.27

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Solution

The fourth proportional to 8,669.24, 11,963.47 and 4,690.27 is: 6,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.24 : 11,963.47 = 4,690.27 : x
  2. Step 2: Convert to fraction form
    8,669.24/11,963.47 = 4,690.27/x
  3. Step 3: Cross multiply
    8,669.24x = 11,963.47 × 4,690.27
  4. Step 4: Simplify right side
    8,669.24x = 56,111,916.46
  5. Step 5: Solve for x
    x = 56,111,916.46/8,669.24
  6. Step 6: Final answer
    x = 6,472.53

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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.