Home / 6,931.34-10,400.26-4,012.10

Finding the Fourth Proportional to 6,931.34, 10,400.26 and 4,012.10

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Solution

The fourth proportional to 6,931.34, 10,400.26 and 4,012.10 is: 6,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.34 : 10,400.26 = 4,012.10 : x
  2. Step 2: Convert to fraction form
    6,931.34/10,400.26 = 4,012.10/x
  3. Step 3: Cross multiply
    6,931.34x = 10,400.26 × 4,012.10
  4. Step 4: Simplify right side
    6,931.34x = 41,726,883.15
  5. Step 5: Solve for x
    x = 41,726,883.15/6,931.34
  6. Step 6: Final answer
    x = 6,020.03

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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.