Home / 4,993.60-6,888.56-3,812.64

Finding the Fourth Proportional to 4,993.60, 6,888.56 and 3,812.64

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Solution

The fourth proportional to 4,993.60, 6,888.56 and 3,812.64 is: 5,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.60 : 6,888.56 = 3,812.64 : x
  2. Step 2: Convert to fraction form
    4,993.60/6,888.56 = 3,812.64/x
  3. Step 3: Cross multiply
    4,993.60x = 6,888.56 × 3,812.64
  4. Step 4: Simplify right side
    4,993.60x = 26,263,599.40
  5. Step 5: Solve for x
    x = 26,263,599.40/4,993.60
  6. Step 6: Final answer
    x = 5,259.45

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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.