Home / 10,646.76-15,969.96-4,410.12

Finding the Fourth Proportional to 10,646.76, 15,969.96 and 4,410.12

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Solution

The fourth proportional to 10,646.76, 15,969.96 and 4,410.12 is: 6,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.76 : 15,969.96 = 4,410.12 : x
  2. Step 2: Convert to fraction form
    10,646.76/15,969.96 = 4,410.12/x
  3. Step 3: Cross multiply
    10,646.76x = 15,969.96 × 4,410.12
  4. Step 4: Simplify right side
    10,646.76x = 70,429,440.00
  5. Step 5: Solve for x
    x = 70,429,440.00/10,646.76
  6. Step 6: Final answer
    x = 6,615.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.