Home / 3,554.02-4,909.15-2,884.31

Finding the Fourth Proportional to 3,554.02, 4,909.15 and 2,884.31

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Solution

The fourth proportional to 3,554.02, 4,909.15 and 2,884.31 is: 3,984.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.02 : 4,909.15 = 2,884.31 : x
  2. Step 2: Convert to fraction form
    3,554.02/4,909.15 = 2,884.31/x
  3. Step 3: Cross multiply
    3,554.02x = 4,909.15 × 2,884.31
  4. Step 4: Simplify right side
    3,554.02x = 14,159,510.44
  5. Step 5: Solve for x
    x = 14,159,510.44/3,554.02
  6. Step 6: Final answer
    x = 3,984.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.