Home / 8,199.02-12,298.60-2,355.63

Finding the Fourth Proportional to 8,199.02, 12,298.60 and 2,355.63

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Solution

The fourth proportional to 8,199.02, 12,298.60 and 2,355.63 is: 3,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.02 : 12,298.60 = 2,355.63 : x
  2. Step 2: Convert to fraction form
    8,199.02/12,298.60 = 2,355.63/x
  3. Step 3: Cross multiply
    8,199.02x = 12,298.60 × 2,355.63
  4. Step 4: Simplify right side
    8,199.02x = 28,970,907.94
  5. Step 5: Solve for x
    x = 28,970,907.94/8,199.02
  6. Step 6: Final answer
    x = 3,533.46

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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.