Home / 5,393.76-7,444.14-3,270.16

Finding the Fourth Proportional to 5,393.76, 7,444.14 and 3,270.16

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Solution

The fourth proportional to 5,393.76, 7,444.14 and 3,270.16 is: 4,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.76 : 7,444.14 = 3,270.16 : x
  2. Step 2: Convert to fraction form
    5,393.76/7,444.14 = 3,270.16/x
  3. Step 3: Cross multiply
    5,393.76x = 7,444.14 × 3,270.16
  4. Step 4: Simplify right side
    5,393.76x = 24,343,528.86
  5. Step 5: Solve for x
    x = 24,343,528.86/5,393.76
  6. Step 6: Final answer
    x = 4,513.28

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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.