Home / 7,736.16-10,676.76-4,904.40

Finding the Fourth Proportional to 7,736.16, 10,676.76 and 4,904.40

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Solution

The fourth proportional to 7,736.16, 10,676.76 and 4,904.40 is: 6,768.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.16 : 10,676.76 = 4,904.40 : x
  2. Step 2: Convert to fraction form
    7,736.16/10,676.76 = 4,904.40/x
  3. Step 3: Cross multiply
    7,736.16x = 10,676.76 × 4,904.40
  4. Step 4: Simplify right side
    7,736.16x = 52,363,101.74
  5. Step 5: Solve for x
    x = 52,363,101.74/7,736.16
  6. Step 6: Final answer
    x = 6,768.62

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1.5x scale

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.