Home / 6,520.14-8,999.64-5,344.02

Finding the Fourth Proportional to 6,520.14, 8,999.64 and 5,344.02

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Solution

The fourth proportional to 6,520.14, 8,999.64 and 5,344.02 is: 7,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.14 : 8,999.64 = 5,344.02 : x
  2. Step 2: Convert to fraction form
    6,520.14/8,999.64 = 5,344.02/x
  3. Step 3: Cross multiply
    6,520.14x = 8,999.64 × 5,344.02
  4. Step 4: Simplify right side
    6,520.14x = 48,094,256.15
  5. Step 5: Solve for x
    x = 48,094,256.15/6,520.14
  6. Step 6: Final answer
    x = 7,376.26

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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.