Home / 10,847.10-16,270.65-5,652.30

Finding the Fourth Proportional to 10,847.10, 16,270.65 and 5,652.30

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Solution

The fourth proportional to 10,847.10, 16,270.65 and 5,652.30 is: 8,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.10 : 16,270.65 = 5,652.30 : x
  2. Step 2: Convert to fraction form
    10,847.10/16,270.65 = 5,652.30/x
  3. Step 3: Cross multiply
    10,847.10x = 16,270.65 × 5,652.30
  4. Step 4: Simplify right side
    10,847.10x = 91,966,595.00
  5. Step 5: Solve for x
    x = 91,966,595.00/10,847.10
  6. Step 6: Final answer
    x = 8,478.45

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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.