Home / 10,874.02-16,311.03-4,303.30

Finding the Fourth Proportional to 10,874.02, 16,311.03 and 4,303.30

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Solution

The fourth proportional to 10,874.02, 16,311.03 and 4,303.30 is: 6,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.02 : 16,311.03 = 4,303.30 : x
  2. Step 2: Convert to fraction form
    10,874.02/16,311.03 = 4,303.30/x
  3. Step 3: Cross multiply
    10,874.02x = 16,311.03 × 4,303.30
  4. Step 4: Simplify right side
    10,874.02x = 70,191,255.40
  5. Step 5: Solve for x
    x = 70,191,255.40/10,874.02
  6. Step 6: Final answer
    x = 6,454.95

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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.