Home / 3,641.02-5,025.18-2,315.32

Finding the Fourth Proportional to 3,641.02, 5,025.18 and 2,315.32

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Solution

The fourth proportional to 3,641.02, 5,025.18 and 2,315.32 is: 3,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.02 : 5,025.18 = 2,315.32 : x
  2. Step 2: Convert to fraction form
    3,641.02/5,025.18 = 2,315.32/x
  3. Step 3: Cross multiply
    3,641.02x = 5,025.18 × 2,315.32
  4. Step 4: Simplify right side
    3,641.02x = 11,634,899.76
  5. Step 5: Solve for x
    x = 11,634,899.76/3,641.02
  6. Step 6: Final answer
    x = 3,195.51

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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.