Home / 4,088.84-5,644.28-2,764.32

Finding the Fourth Proportional to 4,088.84, 5,644.28 and 2,764.32

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Solution

The fourth proportional to 4,088.84, 5,644.28 and 2,764.32 is: 3,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.84 : 5,644.28 = 2,764.32 : x
  2. Step 2: Convert to fraction form
    4,088.84/5,644.28 = 2,764.32/x
  3. Step 3: Cross multiply
    4,088.84x = 5,644.28 × 2,764.32
  4. Step 4: Simplify right side
    4,088.84x = 15,602,582.27
  5. Step 5: Solve for x
    x = 15,602,582.27/4,088.84
  6. Step 6: Final answer
    x = 3,815.90

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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.