Home / 11,622.28-16,038.22-6,586.21

Finding the Fourth Proportional to 11,622.28, 16,038.22 and 6,586.21

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Solution

The fourth proportional to 11,622.28, 16,038.22 and 6,586.21 is: 9,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.28 : 16,038.22 = 6,586.21 : x
  2. Step 2: Convert to fraction form
    11,622.28/16,038.22 = 6,586.21/x
  3. Step 3: Cross multiply
    11,622.28x = 16,038.22 × 6,586.21
  4. Step 4: Simplify right side
    11,622.28x = 105,630,971.82
  5. Step 5: Solve for x
    x = 105,630,971.82/11,622.28
  6. Step 6: Final answer
    x = 9,088.66

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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.