Home / 11,072.90-15,280.64-6,037.05

Finding the Fourth Proportional to 11,072.90, 15,280.64 and 6,037.05

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Solution

The fourth proportional to 11,072.90, 15,280.64 and 6,037.05 is: 8,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.90 : 15,280.64 = 6,037.05 : x
  2. Step 2: Convert to fraction form
    11,072.90/15,280.64 = 6,037.05/x
  3. Step 3: Cross multiply
    11,072.90x = 15,280.64 × 6,037.05
  4. Step 4: Simplify right side
    11,072.90x = 92,249,957.53
  5. Step 5: Solve for x
    x = 92,249,957.53/11,072.90
  6. Step 6: Final answer
    x = 8,331.15

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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.