Home / 5,113.36-7,059.45-4,818.12

Finding the Fourth Proportional to 5,113.36, 7,059.45 and 4,818.12

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Solution

The fourth proportional to 5,113.36, 7,059.45 and 4,818.12 is: 6,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.36 : 7,059.45 = 4,818.12 : x
  2. Step 2: Convert to fraction form
    5,113.36/7,059.45 = 4,818.12/x
  3. Step 3: Cross multiply
    5,113.36x = 7,059.45 × 4,818.12
  4. Step 4: Simplify right side
    5,113.36x = 34,013,277.23
  5. Step 5: Solve for x
    x = 34,013,277.23/5,113.36
  6. Step 6: Final answer
    x = 6,651.84

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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.