Home / 7,015.19-10,537.63-4,419.95

Finding the Fourth Proportional to 7,015.19, 10,537.63 and 4,419.95

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Solution

The fourth proportional to 7,015.19, 10,537.63 and 4,419.95 is: 6,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.19 : 10,537.63 = 4,419.95 : x
  2. Step 2: Convert to fraction form
    7,015.19/10,537.63 = 4,419.95/x
  3. Step 3: Cross multiply
    7,015.19x = 10,537.63 × 4,419.95
  4. Step 4: Simplify right side
    7,015.19x = 46,575,733.98
  5. Step 5: Solve for x
    x = 46,575,733.98/7,015.19
  6. Step 6: Final answer
    x = 6,639.27

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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.