Home / 8,354.24-11,528.32-4,628

Finding the Fourth Proportional to 8,354.24, 11,528.32 and 4,628

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Solution

The fourth proportional to 8,354.24, 11,528.32 and 4,628 is: 6,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.24 : 11,528.32 = 4,628 : x
  2. Step 2: Convert to fraction form
    8,354.24/11,528.32 = 4,628/x
  3. Step 3: Cross multiply
    8,354.24x = 11,528.32 × 4,628
  4. Step 4: Simplify right side
    8,354.24x = 53,353,064.96
  5. Step 5: Solve for x
    x = 53,353,064.96/8,354.24
  6. Step 6: Final answer
    x = 6,386.35

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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.