Home / 11,288.02-15,577.45-6,320.02

Finding the Fourth Proportional to 11,288.02, 15,577.45 and 6,320.02

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Solution

The fourth proportional to 11,288.02, 15,577.45 and 6,320.02 is: 8,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.02 : 15,577.45 = 6,320.02 : x
  2. Step 2: Convert to fraction form
    11,288.02/15,577.45 = 6,320.02/x
  3. Step 3: Cross multiply
    11,288.02x = 15,577.45 × 6,320.02
  4. Step 4: Simplify right side
    11,288.02x = 98,449,795.55
  5. Step 5: Solve for x
    x = 98,449,795.55/11,288.02
  6. Step 6: Final answer
    x = 8,721.62

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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.