Home / 4,230.42-5,837.30-2,657.40

Finding the Fourth Proportional to 4,230.42, 5,837.30 and 2,657.40

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Solution

The fourth proportional to 4,230.42, 5,837.30 and 2,657.40 is: 3,666.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.42 : 5,837.30 = 2,657.40 : x
  2. Step 2: Convert to fraction form
    4,230.42/5,837.30 = 2,657.40/x
  3. Step 3: Cross multiply
    4,230.42x = 5,837.30 × 2,657.40
  4. Step 4: Simplify right side
    4,230.42x = 15,512,041.02
  5. Step 5: Solve for x
    x = 15,512,041.02/4,230.42
  6. Step 6: Final answer
    x = 3,666.79

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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.