Home / 7,677.36-11,508.28-2,994.48

Finding the Fourth Proportional to 7,677.36, 11,508.28 and 2,994.48

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Solution

The fourth proportional to 7,677.36, 11,508.28 and 2,994.48 is: 4,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.36 : 11,508.28 = 2,994.48 : x
  2. Step 2: Convert to fraction form
    7,677.36/11,508.28 = 2,994.48/x
  3. Step 3: Cross multiply
    7,677.36x = 11,508.28 × 2,994.48
  4. Step 4: Simplify right side
    7,677.36x = 34,461,314.29
  5. Step 5: Solve for x
    x = 34,461,314.29/7,677.36
  6. Step 6: Final answer
    x = 4,488.69

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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.