Home / 8,895.20-12,276.02-4,916.23

Finding the Fourth Proportional to 8,895.20, 12,276.02 and 4,916.23

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Solution

The fourth proportional to 8,895.20, 12,276.02 and 4,916.23 is: 6,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.20 : 12,276.02 = 4,916.23 : x
  2. Step 2: Convert to fraction form
    8,895.20/12,276.02 = 4,916.23/x
  3. Step 3: Cross multiply
    8,895.20x = 12,276.02 × 4,916.23
  4. Step 4: Simplify right side
    8,895.20x = 60,351,750.45
  5. Step 5: Solve for x
    x = 60,351,750.45/8,895.20
  6. Step 6: Final answer
    x = 6,784.75

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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.