Home / 11,383.64-15,707.95-6,602.56

Finding the Fourth Proportional to 11,383.64, 15,707.95 and 6,602.56

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Solution

The fourth proportional to 11,383.64, 15,707.95 and 6,602.56 is: 9,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.64 : 15,707.95 = 6,602.56 : x
  2. Step 2: Convert to fraction form
    11,383.64/15,707.95 = 6,602.56/x
  3. Step 3: Cross multiply
    11,383.64x = 15,707.95 × 6,602.56
  4. Step 4: Simplify right side
    11,383.64x = 103,712,733.50
  5. Step 5: Solve for x
    x = 103,712,733.50/11,383.64
  6. Step 6: Final answer
    x = 9,110.68

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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.