Home / 6,670.71-10,012.32-3,386.16

Finding the Fourth Proportional to 6,670.71, 10,012.32 and 3,386.16

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Solution

The fourth proportional to 6,670.71, 10,012.32 and 3,386.16 is: 5,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.71 : 10,012.32 = 3,386.16 : x
  2. Step 2: Convert to fraction form
    6,670.71/10,012.32 = 3,386.16/x
  3. Step 3: Cross multiply
    6,670.71x = 10,012.32 × 3,386.16
  4. Step 4: Simplify right side
    6,670.71x = 33,903,317.49
  5. Step 5: Solve for x
    x = 33,903,317.49/6,670.71
  6. Step 6: Final answer
    x = 5,082.42

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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.