Home / 5,730.32-7,904.64-3,371.84

Finding the Fourth Proportional to 5,730.32, 7,904.64 and 3,371.84

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Solution

The fourth proportional to 5,730.32, 7,904.64 and 3,371.84 is: 4,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.32 : 7,904.64 = 3,371.84 : x
  2. Step 2: Convert to fraction form
    5,730.32/7,904.64 = 3,371.84/x
  3. Step 3: Cross multiply
    5,730.32x = 7,904.64 × 3,371.84
  4. Step 4: Simplify right side
    5,730.32x = 26,653,181.34
  5. Step 5: Solve for x
    x = 26,653,181.34/5,730.32
  6. Step 6: Final answer
    x = 4,651.26

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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.