Home / 7,509.31-10,366.99-4,993.35

Finding the Fourth Proportional to 7,509.31, 10,366.99 and 4,993.35

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Solution

The fourth proportional to 7,509.31, 10,366.99 and 4,993.35 is: 6,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.31 : 10,366.99 = 4,993.35 : x
  2. Step 2: Convert to fraction form
    7,509.31/10,366.99 = 4,993.35/x
  3. Step 3: Cross multiply
    7,509.31x = 10,366.99 × 4,993.35
  4. Step 4: Simplify right side
    7,509.31x = 51,765,958.16
  5. Step 5: Solve for x
    x = 51,765,958.16/7,509.31
  6. Step 6: Final answer
    x = 6,893.57

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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.