Home / 7,343.99-10,134.28-4,200.18

Finding the Fourth Proportional to 7,343.99, 10,134.28 and 4,200.18

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Solution

The fourth proportional to 7,343.99, 10,134.28 and 4,200.18 is: 5,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.99 : 10,134.28 = 4,200.18 : x
  2. Step 2: Convert to fraction form
    7,343.99/10,134.28 = 4,200.18/x
  3. Step 3: Cross multiply
    7,343.99x = 10,134.28 × 4,200.18
  4. Step 4: Simplify right side
    7,343.99x = 42,565,800.17
  5. Step 5: Solve for x
    x = 42,565,800.17/7,343.99
  6. Step 6: Final answer
    x = 5,796.00

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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.