Home / 7,858.90-10,847.57-4,674.43

Finding the Fourth Proportional to 7,858.90, 10,847.57 and 4,674.43

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Solution

The fourth proportional to 7,858.90, 10,847.57 and 4,674.43 is: 6,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.90 : 10,847.57 = 4,674.43 : x
  2. Step 2: Convert to fraction form
    7,858.90/10,847.57 = 4,674.43/x
  3. Step 3: Cross multiply
    7,858.90x = 10,847.57 × 4,674.43
  4. Step 4: Simplify right side
    7,858.90x = 50,706,206.64
  5. Step 5: Solve for x
    x = 50,706,206.64/7,858.90
  6. Step 6: Final answer
    x = 6,452.07

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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.