Home / 11,077.02-15,290-6,602.17

Finding the Fourth Proportional to 11,077.02, 15,290 and 6,602.17

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Solution

The fourth proportional to 11,077.02, 15,290 and 6,602.17 is: 9,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.02 : 15,290 = 6,602.17 : x
  2. Step 2: Convert to fraction form
    11,077.02/15,290 = 6,602.17/x
  3. Step 3: Cross multiply
    11,077.02x = 15,290 × 6,602.17
  4. Step 4: Simplify right side
    11,077.02x = 100,947,179.30
  5. Step 5: Solve for x
    x = 100,947,179.30/11,077.02
  6. Step 6: Final answer
    x = 9,113.21

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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.