Home / 5,359.96-8,040.32-1,464.40

Finding the Fourth Proportional to 5,359.96, 8,040.32 and 1,464.40

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Solution

The fourth proportional to 5,359.96, 8,040.32 and 1,464.40 is: 2,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.96 : 8,040.32 = 1,464.40 : x
  2. Step 2: Convert to fraction form
    5,359.96/8,040.32 = 1,464.40/x
  3. Step 3: Cross multiply
    5,359.96x = 8,040.32 × 1,464.40
  4. Step 4: Simplify right side
    5,359.96x = 11,774,244.61
  5. Step 5: Solve for x
    x = 11,774,244.61/5,359.96
  6. Step 6: Final answer
    x = 2,196.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.