Home / 8,433.06-11,640.10-4,897.86

Finding the Fourth Proportional to 8,433.06, 11,640.10 and 4,897.86

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Solution

The fourth proportional to 8,433.06, 11,640.10 and 4,897.86 is: 6,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.06 : 11,640.10 = 4,897.86 : x
  2. Step 2: Convert to fraction form
    8,433.06/11,640.10 = 4,897.86/x
  3. Step 3: Cross multiply
    8,433.06x = 11,640.10 × 4,897.86
  4. Step 4: Simplify right side
    8,433.06x = 57,011,580.19
  5. Step 5: Solve for x
    x = 57,011,580.19/8,433.06
  6. Step 6: Final answer
    x = 6,760.49

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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.