Home / 11,328.77-15,633.02-6,292.70

Finding the Fourth Proportional to 11,328.77, 15,633.02 and 6,292.70

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Solution

The fourth proportional to 11,328.77, 15,633.02 and 6,292.70 is: 8,683.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.77 : 15,633.02 = 6,292.70 : x
  2. Step 2: Convert to fraction form
    11,328.77/15,633.02 = 6,292.70/x
  3. Step 3: Cross multiply
    11,328.77x = 15,633.02 × 6,292.70
  4. Step 4: Simplify right side
    11,328.77x = 98,373,826.79
  5. Step 5: Solve for x
    x = 98,373,826.79/11,328.77
  6. Step 6: Final answer
    x = 8,683.54

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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.