Home / 8,374.30-11,552.54-5,015.50

Finding the Fourth Proportional to 8,374.30, 11,552.54 and 5,015.50

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Solution

The fourth proportional to 8,374.30, 11,552.54 and 5,015.50 is: 6,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.30 : 11,552.54 = 5,015.50 : x
  2. Step 2: Convert to fraction form
    8,374.30/11,552.54 = 5,015.50/x
  3. Step 3: Cross multiply
    8,374.30x = 11,552.54 × 5,015.50
  4. Step 4: Simplify right side
    8,374.30x = 57,941,764.37
  5. Step 5: Solve for x
    x = 57,941,764.37/8,374.30
  6. Step 6: Final answer
    x = 6,919.00

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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.