Home / 10,328.16-15,492.36-2,932.80

Finding the Fourth Proportional to 10,328.16, 15,492.36 and 2,932.80

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Solution

The fourth proportional to 10,328.16, 15,492.36 and 2,932.80 is: 4,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.16 : 15,492.36 = 2,932.80 : x
  2. Step 2: Convert to fraction form
    10,328.16/15,492.36 = 2,932.80/x
  3. Step 3: Cross multiply
    10,328.16x = 15,492.36 × 2,932.80
  4. Step 4: Simplify right side
    10,328.16x = 45,435,993.41
  5. Step 5: Solve for x
    x = 45,435,993.41/10,328.16
  6. Step 6: Final answer
    x = 4,399.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.