Home / 7,484.67-11,228.63-2,804.49

Finding the Fourth Proportional to 7,484.67, 11,228.63 and 2,804.49

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Solution

The fourth proportional to 7,484.67, 11,228.63 and 2,804.49 is: 4,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.67 : 11,228.63 = 2,804.49 : x
  2. Step 2: Convert to fraction form
    7,484.67/11,228.63 = 2,804.49/x
  3. Step 3: Cross multiply
    7,484.67x = 11,228.63 × 2,804.49
  4. Step 4: Simplify right side
    7,484.67x = 31,490,566.53
  5. Step 5: Solve for x
    x = 31,490,566.53/7,484.67
  6. Step 6: Final answer
    x = 4,207.34

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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.