Home / 6,740.90-10,122.15-4,559.30

Finding the Fourth Proportional to 6,740.90, 10,122.15 and 4,559.30

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Solution

The fourth proportional to 6,740.90, 10,122.15 and 4,559.30 is: 6,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.90 : 10,122.15 = 4,559.30 : x
  2. Step 2: Convert to fraction form
    6,740.90/10,122.15 = 4,559.30/x
  3. Step 3: Cross multiply
    6,740.90x = 10,122.15 × 4,559.30
  4. Step 4: Simplify right side
    6,740.90x = 46,149,918.50
  5. Step 5: Solve for x
    x = 46,149,918.50/6,740.90
  6. Step 6: Final answer
    x = 6,846.25

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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.