Home / 7,834.20-10,810.44-4,690.32

Finding the Fourth Proportional to 7,834.20, 10,810.44 and 4,690.32

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Solution

The fourth proportional to 7,834.20, 10,810.44 and 4,690.32 is: 6,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.20 : 10,810.44 = 4,690.32 : x
  2. Step 2: Convert to fraction form
    7,834.20/10,810.44 = 4,690.32/x
  3. Step 3: Cross multiply
    7,834.20x = 10,810.44 × 4,690.32
  4. Step 4: Simplify right side
    7,834.20x = 50,704,422.94
  5. Step 5: Solve for x
    x = 50,704,422.94/7,834.20
  6. Step 6: Final answer
    x = 6,472.19

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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.