Home / 8,288.59-11,434.48-4,929.50

Finding the Fourth Proportional to 8,288.59, 11,434.48 and 4,929.50

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Solution

The fourth proportional to 8,288.59, 11,434.48 and 4,929.50 is: 6,800.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.59 : 11,434.48 = 4,929.50 : x
  2. Step 2: Convert to fraction form
    8,288.59/11,434.48 = 4,929.50/x
  3. Step 3: Cross multiply
    8,288.59x = 11,434.48 × 4,929.50
  4. Step 4: Simplify right side
    8,288.59x = 56,366,187.34
  5. Step 5: Solve for x
    x = 56,366,187.34/8,288.59
  6. Step 6: Final answer
    x = 6,800.46

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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.