Home / 5,159.64-7,115.60-4,364.62

Finding the Fourth Proportional to 5,159.64, 7,115.60 and 4,364.62

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Solution

The fourth proportional to 5,159.64, 7,115.60 and 4,364.62 is: 6,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.64 : 7,115.60 = 4,364.62 : x
  2. Step 2: Convert to fraction form
    5,159.64/7,115.60 = 4,364.62/x
  3. Step 3: Cross multiply
    5,159.64x = 7,115.60 × 4,364.62
  4. Step 4: Simplify right side
    5,159.64x = 31,056,890.07
  5. Step 5: Solve for x
    x = 31,056,890.07/5,159.64
  6. Step 6: Final answer
    x = 6,019.20

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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.