Home / 2,654.02-3,980.80-1,653.46

Finding the Fourth Proportional to 2,654.02, 3,980.80 and 1,653.46

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Solution

The fourth proportional to 2,654.02, 3,980.80 and 1,653.46 is: 2,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.02 : 3,980.80 = 1,653.46 : x
  2. Step 2: Convert to fraction form
    2,654.02/3,980.80 = 1,653.46/x
  3. Step 3: Cross multiply
    2,654.02x = 3,980.80 × 1,653.46
  4. Step 4: Simplify right side
    2,654.02x = 6,582,098.77
  5. Step 5: Solve for x
    x = 6,582,098.77/2,654.02
  6. Step 6: Final answer
    x = 2,480.05

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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.