Home / 4,317.90-6,477.66-1,395.42

Finding the Fourth Proportional to 4,317.90, 6,477.66 and 1,395.42

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Solution

The fourth proportional to 4,317.90, 6,477.66 and 1,395.42 is: 2,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.90 : 6,477.66 = 1,395.42 : x
  2. Step 2: Convert to fraction form
    4,317.90/6,477.66 = 1,395.42/x
  3. Step 3: Cross multiply
    4,317.90x = 6,477.66 × 1,395.42
  4. Step 4: Simplify right side
    4,317.90x = 9,039,056.32
  5. Step 5: Solve for x
    x = 9,039,056.32/4,317.90
  6. Step 6: Final answer
    x = 2,093.39

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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.