Home / 5,137.04-7,707.60-1,674.32

Finding the Fourth Proportional to 5,137.04, 7,707.60 and 1,674.32

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Solution

The fourth proportional to 5,137.04, 7,707.60 and 1,674.32 is: 2,512.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.04 : 7,707.60 = 1,674.32 : x
  2. Step 2: Convert to fraction form
    5,137.04/7,707.60 = 1,674.32/x
  3. Step 3: Cross multiply
    5,137.04x = 7,707.60 × 1,674.32
  4. Step 4: Simplify right side
    5,137.04x = 12,904,988.83
  5. Step 5: Solve for x
    x = 12,904,988.83/5,137.04
  6. Step 6: Final answer
    x = 2,512.14

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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.