Home / 6,947.10-10,420.65-3,052.62

Finding the Fourth Proportional to 6,947.10, 10,420.65 and 3,052.62

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Solution

The fourth proportional to 6,947.10, 10,420.65 and 3,052.62 is: 4,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.10 : 10,420.65 = 3,052.62 : x
  2. Step 2: Convert to fraction form
    6,947.10/10,420.65 = 3,052.62/x
  3. Step 3: Cross multiply
    6,947.10x = 10,420.65 × 3,052.62
  4. Step 4: Simplify right side
    6,947.10x = 31,810,284.60
  5. Step 5: Solve for x
    x = 31,810,284.60/6,947.10
  6. Step 6: Final answer
    x = 4,578.93

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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.