Home / 5,653.37-7,802.04-3,135.72

Finding the Fourth Proportional to 5,653.37, 7,802.04 and 3,135.72

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Solution

The fourth proportional to 5,653.37, 7,802.04 and 3,135.72 is: 4,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.37 : 7,802.04 = 3,135.72 : x
  2. Step 2: Convert to fraction form
    5,653.37/7,802.04 = 3,135.72/x
  3. Step 3: Cross multiply
    5,653.37x = 7,802.04 × 3,135.72
  4. Step 4: Simplify right side
    5,653.37x = 24,464,973.86
  5. Step 5: Solve for x
    x = 24,464,973.86/5,653.37
  6. Step 6: Final answer
    x = 4,327.51

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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.