Home / 4,305.34-6,455.88-1,531.60

Finding the Fourth Proportional to 4,305.34, 6,455.88 and 1,531.60

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Solution

The fourth proportional to 4,305.34, 6,455.88 and 1,531.60 is: 2,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.34 : 6,455.88 = 1,531.60 : x
  2. Step 2: Convert to fraction form
    4,305.34/6,455.88 = 1,531.60/x
  3. Step 3: Cross multiply
    4,305.34x = 6,455.88 × 1,531.60
  4. Step 4: Simplify right side
    4,305.34x = 9,887,825.81
  5. Step 5: Solve for x
    x = 9,887,825.81/4,305.34
  6. Step 6: Final answer
    x = 2,296.64

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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.