Home / 8,895.92-12,276.36-4,916.96

Finding the Fourth Proportional to 8,895.92, 12,276.36 and 4,916.96

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Solution

The fourth proportional to 8,895.92, 12,276.36 and 4,916.96 is: 6,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.92 : 12,276.36 = 4,916.96 : x
  2. Step 2: Convert to fraction form
    8,895.92/12,276.36 = 4,916.96/x
  3. Step 3: Cross multiply
    8,895.92x = 12,276.36 × 4,916.96
  4. Step 4: Simplify right side
    8,895.92x = 60,362,371.07
  5. Step 5: Solve for x
    x = 60,362,371.07/8,895.92
  6. Step 6: Final answer
    x = 6,785.40

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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.