Home / 4,395.36-6,065.68-2,405.90

Finding the Fourth Proportional to 4,395.36, 6,065.68 and 2,405.90

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Solution

The fourth proportional to 4,395.36, 6,065.68 and 2,405.90 is: 3,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.36 : 6,065.68 = 2,405.90 : x
  2. Step 2: Convert to fraction form
    4,395.36/6,065.68 = 2,405.90/x
  3. Step 3: Cross multiply
    4,395.36x = 6,065.68 × 2,405.90
  4. Step 4: Simplify right side
    4,395.36x = 14,593,419.51
  5. Step 5: Solve for x
    x = 14,593,419.51/4,395.36
  6. Step 6: Final answer
    x = 3,320.19

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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.