Home / 3,507.02-5,264.33-3,119.51

Finding the Fourth Proportional to 3,507.02, 5,264.33 and 3,119.51

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Solution

The fourth proportional to 3,507.02, 5,264.33 and 3,119.51 is: 4,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.02 : 5,264.33 = 3,119.51 : x
  2. Step 2: Convert to fraction form
    3,507.02/5,264.33 = 3,119.51/x
  3. Step 3: Cross multiply
    3,507.02x = 5,264.33 × 3,119.51
  4. Step 4: Simplify right side
    3,507.02x = 16,422,130.08
  5. Step 5: Solve for x
    x = 16,422,130.08/3,507.02
  6. Step 6: Final answer
    x = 4,682.65

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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.