Home / 5,127.45-7,686.32-4,670.91

Finding the Fourth Proportional to 5,127.45, 7,686.32 and 4,670.91

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Solution

The fourth proportional to 5,127.45, 7,686.32 and 4,670.91 is: 7,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.45 : 7,686.32 = 4,670.91 : x
  2. Step 2: Convert to fraction form
    5,127.45/7,686.32 = 4,670.91/x
  3. Step 3: Cross multiply
    5,127.45x = 7,686.32 × 4,670.91
  4. Step 4: Simplify right side
    5,127.45x = 35,902,085.60
  5. Step 5: Solve for x
    x = 35,902,085.60/5,127.45
  6. Step 6: Final answer
    x = 7,001.94

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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.