Home / 2,509.20-3,464.13-1,671.07

Finding the Fourth Proportional to 2,509.20, 3,464.13 and 1,671.07

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Solution

The fourth proportional to 2,509.20, 3,464.13 and 1,671.07 is: 2,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.20 : 3,464.13 = 1,671.07 : x
  2. Step 2: Convert to fraction form
    2,509.20/3,464.13 = 1,671.07/x
  3. Step 3: Cross multiply
    2,509.20x = 3,464.13 × 1,671.07
  4. Step 4: Simplify right side
    2,509.20x = 5,788,803.72
  5. Step 5: Solve for x
    x = 5,788,803.72/2,509.20
  6. Step 6: Final answer
    x = 2,307.03

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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.