Home / 4,395.06-6,065.28-2,405.70

Finding the Fourth Proportional to 4,395.06, 6,065.28 and 2,405.70

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Solution

The fourth proportional to 4,395.06, 6,065.28 and 2,405.70 is: 3,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.06 : 6,065.28 = 2,405.70 : x
  2. Step 2: Convert to fraction form
    4,395.06/6,065.28 = 2,405.70/x
  3. Step 3: Cross multiply
    4,395.06x = 6,065.28 × 2,405.70
  4. Step 4: Simplify right side
    4,395.06x = 14,591,244.10
  5. Step 5: Solve for x
    x = 14,591,244.10/4,395.06
  6. Step 6: Final answer
    x = 3,319.92

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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.