Home / 6,712.48-10,070.16-2,814.64

Finding the Fourth Proportional to 6,712.48, 10,070.16 and 2,814.64

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Solution

The fourth proportional to 6,712.48, 10,070.16 and 2,814.64 is: 4,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.48 : 10,070.16 = 2,814.64 : x
  2. Step 2: Convert to fraction form
    6,712.48/10,070.16 = 2,814.64/x
  3. Step 3: Cross multiply
    6,712.48x = 10,070.16 × 2,814.64
  4. Step 4: Simplify right side
    6,712.48x = 28,343,875.14
  5. Step 5: Solve for x
    x = 28,343,875.14/6,712.48
  6. Step 6: Final answer
    x = 4,222.56

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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.