Home / 8,847.40-13,271.10-5,564.20

Finding the Fourth Proportional to 8,847.40, 13,271.10 and 5,564.20

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Solution

The fourth proportional to 8,847.40, 13,271.10 and 5,564.20 is: 8,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.40 : 13,271.10 = 5,564.20 : x
  2. Step 2: Convert to fraction form
    8,847.40/13,271.10 = 5,564.20/x
  3. Step 3: Cross multiply
    8,847.40x = 13,271.10 × 5,564.20
  4. Step 4: Simplify right side
    8,847.40x = 73,843,054.62
  5. Step 5: Solve for x
    x = 73,843,054.62/8,847.40
  6. Step 6: Final answer
    x = 8,346.30

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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.