Home / 7,338.98-10,124.03-4,645.63

Finding the Fourth Proportional to 7,338.98, 10,124.03 and 4,645.63

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Solution

The fourth proportional to 7,338.98, 10,124.03 and 4,645.63 is: 6,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.98 : 10,124.03 = 4,645.63 : x
  2. Step 2: Convert to fraction form
    7,338.98/10,124.03 = 4,645.63/x
  3. Step 3: Cross multiply
    7,338.98x = 10,124.03 × 4,645.63
  4. Step 4: Simplify right side
    7,338.98x = 47,032,460.62
  5. Step 5: Solve for x
    x = 47,032,460.62/7,338.98
  6. Step 6: Final answer
    x = 6,408.58

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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.