Home / 7,406.43-10,219.76-4,754.19

Finding the Fourth Proportional to 7,406.43, 10,219.76 and 4,754.19

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Solution

The fourth proportional to 7,406.43, 10,219.76 and 4,754.19 is: 6,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.43 : 10,219.76 = 4,754.19 : x
  2. Step 2: Convert to fraction form
    7,406.43/10,219.76 = 4,754.19/x
  3. Step 3: Cross multiply
    7,406.43x = 10,219.76 × 4,754.19
  4. Step 4: Simplify right side
    7,406.43x = 48,586,657.02
  5. Step 5: Solve for x
    x = 48,586,657.02/7,406.43
  6. Step 6: Final answer
    x = 6,560.06

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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.