Home / 5,368.16-8,053.36-1,670.88

Finding the Fourth Proportional to 5,368.16, 8,053.36 and 1,670.88

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Solution

The fourth proportional to 5,368.16, 8,053.36 and 1,670.88 is: 2,506.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.16 : 8,053.36 = 1,670.88 : x
  2. Step 2: Convert to fraction form
    5,368.16/8,053.36 = 1,670.88/x
  3. Step 3: Cross multiply
    5,368.16x = 8,053.36 × 1,670.88
  4. Step 4: Simplify right side
    5,368.16x = 13,456,198.16
  5. Step 5: Solve for x
    x = 13,456,198.16/5,368.16
  6. Step 6: Final answer
    x = 2,506.67

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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.