Home / 8,288.43-11,437.02-4,931.39

Finding the Fourth Proportional to 8,288.43, 11,437.02 and 4,931.39

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Solution

The fourth proportional to 8,288.43, 11,437.02 and 4,931.39 is: 6,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.43 : 11,437.02 = 4,931.39 : x
  2. Step 2: Convert to fraction form
    8,288.43/11,437.02 = 4,931.39/x
  3. Step 3: Cross multiply
    8,288.43x = 11,437.02 × 4,931.39
  4. Step 4: Simplify right side
    8,288.43x = 56,400,348.87
  5. Step 5: Solve for x
    x = 56,400,348.87/8,288.43
  6. Step 6: Final answer
    x = 6,804.71

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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.