Home / 6,931.26-10,400.55-4,011.60

Finding the Fourth Proportional to 6,931.26, 10,400.55 and 4,011.60

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Solution

The fourth proportional to 6,931.26, 10,400.55 and 4,011.60 is: 6,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.26 : 10,400.55 = 4,011.60 : x
  2. Step 2: Convert to fraction form
    6,931.26/10,400.55 = 4,011.60/x
  3. Step 3: Cross multiply
    6,931.26x = 10,400.55 × 4,011.60
  4. Step 4: Simplify right side
    6,931.26x = 41,722,846.38
  5. Step 5: Solve for x
    x = 41,722,846.38/6,931.26
  6. Step 6: Final answer
    x = 6,019.52

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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.