Home / 5,711.44-7,875.54-4,388.32

Finding the Fourth Proportional to 5,711.44, 7,875.54 and 4,388.32

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Solution

The fourth proportional to 5,711.44, 7,875.54 and 4,388.32 is: 6,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.44 : 7,875.54 = 4,388.32 : x
  2. Step 2: Convert to fraction form
    5,711.44/7,875.54 = 4,388.32/x
  3. Step 3: Cross multiply
    5,711.44x = 7,875.54 × 4,388.32
  4. Step 4: Simplify right side
    5,711.44x = 34,560,389.69
  5. Step 5: Solve for x
    x = 34,560,389.69/5,711.44
  6. Step 6: Final answer
    x = 6,051.08

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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.