Home / 6,531.48-9,004.32-4,644.12

Finding the Fourth Proportional to 6,531.48, 9,004.32 and 4,644.12

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Solution

The fourth proportional to 6,531.48, 9,004.32 and 4,644.12 is: 6,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.48 : 9,004.32 = 4,644.12 : x
  2. Step 2: Convert to fraction form
    6,531.48/9,004.32 = 4,644.12/x
  3. Step 3: Cross multiply
    6,531.48x = 9,004.32 × 4,644.12
  4. Step 4: Simplify right side
    6,531.48x = 41,817,142.60
  5. Step 5: Solve for x
    x = 41,817,142.60/6,531.48
  6. Step 6: Final answer
    x = 6,402.40

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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.