Home / 10,328.85-14,255.02-6,137.10

Finding the Fourth Proportional to 10,328.85, 14,255.02 and 6,137.10

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Solution

The fourth proportional to 10,328.85, 14,255.02 and 6,137.10 is: 8,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.85 : 14,255.02 = 6,137.10 : x
  2. Step 2: Convert to fraction form
    10,328.85/14,255.02 = 6,137.10/x
  3. Step 3: Cross multiply
    10,328.85x = 14,255.02 × 6,137.10
  4. Step 4: Simplify right side
    10,328.85x = 87,484,411.97
  5. Step 5: Solve for x
    x = 87,484,411.97/10,328.85
  6. Step 6: Final answer
    x = 8,469.91

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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.