Home / 5,918.64-8,869.50-4,346.31

Finding the Fourth Proportional to 5,918.64, 8,869.50 and 4,346.31

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Solution

The fourth proportional to 5,918.64, 8,869.50 and 4,346.31 is: 6,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.64 : 8,869.50 = 4,346.31 : x
  2. Step 2: Convert to fraction form
    5,918.64/8,869.50 = 4,346.31/x
  3. Step 3: Cross multiply
    5,918.64x = 8,869.50 × 4,346.31
  4. Step 4: Simplify right side
    5,918.64x = 38,549,596.55
  5. Step 5: Solve for x
    x = 38,549,596.55/5,918.64
  6. Step 6: Final answer
    x = 6,513.25

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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.