Home / 5,509.02-8,264.55-2,388.45

Finding the Fourth Proportional to 5,509.02, 8,264.55 and 2,388.45

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Solution

The fourth proportional to 5,509.02, 8,264.55 and 2,388.45 is: 3,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.02 : 8,264.55 = 2,388.45 : x
  2. Step 2: Convert to fraction form
    5,509.02/8,264.55 = 2,388.45/x
  3. Step 3: Cross multiply
    5,509.02x = 8,264.55 × 2,388.45
  4. Step 4: Simplify right side
    5,509.02x = 19,739,464.45
  5. Step 5: Solve for x
    x = 19,739,464.45/5,509.02
  6. Step 6: Final answer
    x = 3,583.12

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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.