Home / 4,324.16-6,479.60-2,913.32

Finding the Fourth Proportional to 4,324.16, 6,479.60 and 2,913.32

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Solution

The fourth proportional to 4,324.16, 6,479.60 and 2,913.32 is: 4,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.16 : 6,479.60 = 2,913.32 : x
  2. Step 2: Convert to fraction form
    4,324.16/6,479.60 = 2,913.32/x
  3. Step 3: Cross multiply
    4,324.16x = 6,479.60 × 2,913.32
  4. Step 4: Simplify right side
    4,324.16x = 18,877,101.31
  5. Step 5: Solve for x
    x = 18,877,101.31/4,324.16
  6. Step 6: Final answer
    x = 4,365.50

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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.