Home / 5,296.26-7,931.40-3,098.32

Finding the Fourth Proportional to 5,296.26, 7,931.40 and 3,098.32

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Solution

The fourth proportional to 5,296.26, 7,931.40 and 3,098.32 is: 4,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.26 : 7,931.40 = 3,098.32 : x
  2. Step 2: Convert to fraction form
    5,296.26/7,931.40 = 3,098.32/x
  3. Step 3: Cross multiply
    5,296.26x = 7,931.40 × 3,098.32
  4. Step 4: Simplify right side
    5,296.26x = 24,574,015.25
  5. Step 5: Solve for x
    x = 24,574,015.25/5,296.26
  6. Step 6: Final answer
    x = 4,639.88

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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.