Home / 5,653.96-8,479.60-2,365.28

Finding the Fourth Proportional to 5,653.96, 8,479.60 and 2,365.28

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Solution

The fourth proportional to 5,653.96, 8,479.60 and 2,365.28 is: 3,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.96 : 8,479.60 = 2,365.28 : x
  2. Step 2: Convert to fraction form
    5,653.96/8,479.60 = 2,365.28/x
  3. Step 3: Cross multiply
    5,653.96x = 8,479.60 × 2,365.28
  4. Step 4: Simplify right side
    5,653.96x = 20,056,628.29
  5. Step 5: Solve for x
    x = 20,056,628.29/5,653.96
  6. Step 6: Final answer
    x = 3,547.36

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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.