Home / 11,313.54-15,615.18-6,598.53

Finding the Fourth Proportional to 11,313.54, 15,615.18 and 6,598.53

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Solution

The fourth proportional to 11,313.54, 15,615.18 and 6,598.53 is: 9,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.54 : 15,615.18 = 6,598.53 : x
  2. Step 2: Convert to fraction form
    11,313.54/15,615.18 = 6,598.53/x
  3. Step 3: Cross multiply
    11,313.54x = 15,615.18 × 6,598.53
  4. Step 4: Simplify right side
    11,313.54x = 103,037,233.69
  5. Step 5: Solve for x
    x = 103,037,233.69/11,313.54
  6. Step 6: Final answer
    x = 9,107.43

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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.