Home / 3,113.02-4,671.21-2,073.46

Finding the Fourth Proportional to 3,113.02, 4,671.21 and 2,073.46

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Solution

The fourth proportional to 3,113.02, 4,671.21 and 2,073.46 is: 3,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.02 : 4,671.21 = 2,073.46 : x
  2. Step 2: Convert to fraction form
    3,113.02/4,671.21 = 2,073.46/x
  3. Step 3: Cross multiply
    3,113.02x = 4,671.21 × 2,073.46
  4. Step 4: Simplify right side
    3,113.02x = 9,685,567.09
  5. Step 5: Solve for x
    x = 9,685,567.09/3,113.02
  6. Step 6: Final answer
    x = 3,111.31

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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.