Home / 5,166.32-7,127.34-3,070.04

Finding the Fourth Proportional to 5,166.32, 7,127.34 and 3,070.04

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Solution

The fourth proportional to 5,166.32, 7,127.34 and 3,070.04 is: 4,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.32 : 7,127.34 = 3,070.04 : x
  2. Step 2: Convert to fraction form
    5,166.32/7,127.34 = 3,070.04/x
  3. Step 3: Cross multiply
    5,166.32x = 7,127.34 × 3,070.04
  4. Step 4: Simplify right side
    5,166.32x = 21,881,218.89
  5. Step 5: Solve for x
    x = 21,881,218.89/5,166.32
  6. Step 6: Final answer
    x = 4,235.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.