Home / 7,660.53-10,572.12-4,303.56

Finding the Fourth Proportional to 7,660.53, 10,572.12 and 4,303.56

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Solution

The fourth proportional to 7,660.53, 10,572.12 and 4,303.56 is: 5,939.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.53 : 10,572.12 = 4,303.56 : x
  2. Step 2: Convert to fraction form
    7,660.53/10,572.12 = 4,303.56/x
  3. Step 3: Cross multiply
    7,660.53x = 10,572.12 × 4,303.56
  4. Step 4: Simplify right side
    7,660.53x = 45,497,752.75
  5. Step 5: Solve for x
    x = 45,497,752.75/7,660.53
  6. Step 6: Final answer
    x = 5,939.24

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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.