Home / 7,113.83-10,678.64-4,194.18

Finding the Fourth Proportional to 7,113.83, 10,678.64 and 4,194.18

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Solution

The fourth proportional to 7,113.83, 10,678.64 and 4,194.18 is: 6,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.83 : 10,678.64 = 4,194.18 : x
  2. Step 2: Convert to fraction form
    7,113.83/10,678.64 = 4,194.18/x
  3. Step 3: Cross multiply
    7,113.83x = 10,678.64 × 4,194.18
  4. Step 4: Simplify right side
    7,113.83x = 44,788,117.34
  5. Step 5: Solve for x
    x = 44,788,117.34/7,113.83
  6. Step 6: Final answer
    x = 6,295.93

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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.