Home / 4,745.85-6,549.40-2,621.51

Finding the Fourth Proportional to 4,745.85, 6,549.40 and 2,621.51

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Solution

The fourth proportional to 4,745.85, 6,549.40 and 2,621.51 is: 3,617.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.85 : 6,549.40 = 2,621.51 : x
  2. Step 2: Convert to fraction form
    4,745.85/6,549.40 = 2,621.51/x
  3. Step 3: Cross multiply
    4,745.85x = 6,549.40 × 2,621.51
  4. Step 4: Simplify right side
    4,745.85x = 17,169,317.59
  5. Step 5: Solve for x
    x = 17,169,317.59/4,745.85
  6. Step 6: Final answer
    x = 3,617.75

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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.