Home / 5,539.02-8,307.93-1,643.73

Finding the Fourth Proportional to 5,539.02, 8,307.93 and 1,643.73

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Solution

The fourth proportional to 5,539.02, 8,307.93 and 1,643.73 is: 2,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.02 : 8,307.93 = 1,643.73 : x
  2. Step 2: Convert to fraction form
    5,539.02/8,307.93 = 1,643.73/x
  3. Step 3: Cross multiply
    5,539.02x = 8,307.93 × 1,643.73
  4. Step 4: Simplify right side
    5,539.02x = 13,655,993.78
  5. Step 5: Solve for x
    x = 13,655,993.78/5,539.02
  6. Step 6: Final answer
    x = 2,465.42

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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.