Home / 10,784.63-16,176.95-2,993.45

Finding the Fourth Proportional to 10,784.63, 16,176.95 and 2,993.45

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Solution

The fourth proportional to 10,784.63, 16,176.95 and 2,993.45 is: 4,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784.63 : 16,176.95 = 2,993.45 : x
  2. Step 2: Convert to fraction form
    10,784.63/16,176.95 = 2,993.45/x
  3. Step 3: Cross multiply
    10,784.63x = 16,176.95 × 2,993.45
  4. Step 4: Simplify right side
    10,784.63x = 48,424,890.98
  5. Step 5: Solve for x
    x = 48,424,890.98/10,784.63
  6. Step 6: Final answer
    x = 4,490.18

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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.