Home / 5,461.02-8,190.73-2,686.95

Finding the Fourth Proportional to 5,461.02, 8,190.73 and 2,686.95

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Solution

The fourth proportional to 5,461.02, 8,190.73 and 2,686.95 is: 4,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.02 : 8,190.73 = 2,686.95 : x
  2. Step 2: Convert to fraction form
    5,461.02/8,190.73 = 2,686.95/x
  3. Step 3: Cross multiply
    5,461.02x = 8,190.73 × 2,686.95
  4. Step 4: Simplify right side
    5,461.02x = 22,008,027.59
  5. Step 5: Solve for x
    x = 22,008,027.59/5,461.02
  6. Step 6: Final answer
    x = 4,030.03

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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.