Home / 8,328.24-12,492.60-2,856.24

Finding the Fourth Proportional to 8,328.24, 12,492.60 and 2,856.24

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Solution

The fourth proportional to 8,328.24, 12,492.60 and 2,856.24 is: 4,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.24 : 12,492.60 = 2,856.24 : x
  2. Step 2: Convert to fraction form
    8,328.24/12,492.60 = 2,856.24/x
  3. Step 3: Cross multiply
    8,328.24x = 12,492.60 × 2,856.24
  4. Step 4: Simplify right side
    8,328.24x = 35,681,863.82
  5. Step 5: Solve for x
    x = 35,681,863.82/8,328.24
  6. Step 6: Final answer
    x = 4,284.44

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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.