Home / 9,070.76-13,602.90-3,226.21

Finding the Fourth Proportional to 9,070.76, 13,602.90 and 3,226.21

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Solution

The fourth proportional to 9,070.76, 13,602.90 and 3,226.21 is: 4,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.76 : 13,602.90 = 3,226.21 : x
  2. Step 2: Convert to fraction form
    9,070.76/13,602.90 = 3,226.21/x
  3. Step 3: Cross multiply
    9,070.76x = 13,602.90 × 3,226.21
  4. Step 4: Simplify right side
    9,070.76x = 43,885,790.10
  5. Step 5: Solve for x
    x = 43,885,790.10/9,070.76
  6. Step 6: Final answer
    x = 4,838.16

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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.