Home / 5,528.21-8,295.35-2,606.45

Finding the Fourth Proportional to 5,528.21, 8,295.35 and 2,606.45

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Solution

The fourth proportional to 5,528.21, 8,295.35 and 2,606.45 is: 3,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.21 : 8,295.35 = 2,606.45 : x
  2. Step 2: Convert to fraction form
    5,528.21/8,295.35 = 2,606.45/x
  3. Step 3: Cross multiply
    5,528.21x = 8,295.35 × 2,606.45
  4. Step 4: Simplify right side
    5,528.21x = 21,621,360.50
  5. Step 5: Solve for x
    x = 21,621,360.50/5,528.21
  6. Step 6: Final answer
    x = 3,911.10

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Half scale
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Double scale
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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.