Home / 7,530.55-10,382.92-6,110.21

Finding the Fourth Proportional to 7,530.55, 10,382.92 and 6,110.21

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Solution

The fourth proportional to 7,530.55, 10,382.92 and 6,110.21 is: 8,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.55 : 10,382.92 = 6,110.21 : x
  2. Step 2: Convert to fraction form
    7,530.55/10,382.92 = 6,110.21/x
  3. Step 3: Cross multiply
    7,530.55x = 10,382.92 × 6,110.21
  4. Step 4: Simplify right side
    7,530.55x = 63,441,832.29
  5. Step 5: Solve for x
    x = 63,441,832.29/7,530.55
  6. Step 6: Final answer
    x = 8,424.60

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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.