Home / 11,127.02-15,355.66-6,091.45

Finding the Fourth Proportional to 11,127.02, 15,355.66 and 6,091.45

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Solution

The fourth proportional to 11,127.02, 15,355.66 and 6,091.45 is: 8,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.02 : 15,355.66 = 6,091.45 : x
  2. Step 2: Convert to fraction form
    11,127.02/15,355.66 = 6,091.45/x
  3. Step 3: Cross multiply
    11,127.02x = 15,355.66 × 6,091.45
  4. Step 4: Simplify right side
    11,127.02x = 93,538,235.11
  5. Step 5: Solve for x
    x = 93,538,235.11/11,127.02
  6. Step 6: Final answer
    x = 8,406.40

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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.