Home / 7,106.54-10,657.98-3,408.08

Finding the Fourth Proportional to 7,106.54, 10,657.98 and 3,408.08

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Solution

The fourth proportional to 7,106.54, 10,657.98 and 3,408.08 is: 5,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.54 : 10,657.98 = 3,408.08 : x
  2. Step 2: Convert to fraction form
    7,106.54/10,657.98 = 3,408.08/x
  3. Step 3: Cross multiply
    7,106.54x = 10,657.98 × 3,408.08
  4. Step 4: Simplify right side
    7,106.54x = 36,323,195.19
  5. Step 5: Solve for x
    x = 36,323,195.19/7,106.54
  6. Step 6: Final answer
    x = 5,111.24

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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.