Home / 10,383.71-14,327.33-6,605.50

Finding the Fourth Proportional to 10,383.71, 14,327.33 and 6,605.50

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Solution

The fourth proportional to 10,383.71, 14,327.33 and 6,605.50 is: 9,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.71 : 14,327.33 = 6,605.50 : x
  2. Step 2: Convert to fraction form
    10,383.71/14,327.33 = 6,605.50/x
  3. Step 3: Cross multiply
    10,383.71x = 14,327.33 × 6,605.50
  4. Step 4: Simplify right side
    10,383.71x = 94,639,178.32
  5. Step 5: Solve for x
    x = 94,639,178.32/10,383.71
  6. Step 6: Final answer
    x = 9,114.20

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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.