Home / 10,498.10-15,749.88-4,653.32

Finding the Fourth Proportional to 10,498.10, 15,749.88 and 4,653.32

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Solution

The fourth proportional to 10,498.10, 15,749.88 and 4,653.32 is: 6,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.10 : 15,749.88 = 4,653.32 : x
  2. Step 2: Convert to fraction form
    10,498.10/15,749.88 = 4,653.32/x
  3. Step 3: Cross multiply
    10,498.10x = 15,749.88 × 4,653.32
  4. Step 4: Simplify right side
    10,498.10x = 73,289,231.60
  5. Step 5: Solve for x
    x = 73,289,231.60/10,498.10
  6. Step 6: Final answer
    x = 6,981.19

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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.