Home / 7,631.91-10,530.27-4,798.53

Finding the Fourth Proportional to 7,631.91, 10,530.27 and 4,798.53

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Solution

The fourth proportional to 7,631.91, 10,530.27 and 4,798.53 is: 6,620.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.91 : 10,530.27 = 4,798.53 : x
  2. Step 2: Convert to fraction form
    7,631.91/10,530.27 = 4,798.53/x
  3. Step 3: Cross multiply
    7,631.91x = 10,530.27 × 4,798.53
  4. Step 4: Simplify right side
    7,631.91x = 50,529,816.50
  5. Step 5: Solve for x
    x = 50,529,816.50/7,631.91
  6. Step 6: Final answer
    x = 6,620.86

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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.