Home / 11,015.61-15,199.65-6,300.24

Finding the Fourth Proportional to 11,015.61, 15,199.65 and 6,300.24

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Solution

The fourth proportional to 11,015.61, 15,199.65 and 6,300.24 is: 8,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.61 : 15,199.65 = 6,300.24 : x
  2. Step 2: Convert to fraction form
    11,015.61/15,199.65 = 6,300.24/x
  3. Step 3: Cross multiply
    11,015.61x = 15,199.65 × 6,300.24
  4. Step 4: Simplify right side
    11,015.61x = 95,761,442.92
  5. Step 5: Solve for x
    x = 95,761,442.92/11,015.61
  6. Step 6: Final answer
    x = 8,693.25

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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.