Home / 3,232.10-4,459.93-1,815.50

Finding the Fourth Proportional to 3,232.10, 4,459.93 and 1,815.50

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Solution

The fourth proportional to 3,232.10, 4,459.93 and 1,815.50 is: 2,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.10 : 4,459.93 = 1,815.50 : x
  2. Step 2: Convert to fraction form
    3,232.10/4,459.93 = 1,815.50/x
  3. Step 3: Cross multiply
    3,232.10x = 4,459.93 × 1,815.50
  4. Step 4: Simplify right side
    3,232.10x = 8,097,009.53
  5. Step 5: Solve for x
    x = 8,097,009.53/3,232.10
  6. Step 6: Final answer
    x = 2,505.18

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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.