Home / 6,813.95-9,405.39-4,956.35

Finding the Fourth Proportional to 6,813.95, 9,405.39 and 4,956.35

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Solution

The fourth proportional to 6,813.95, 9,405.39 and 4,956.35 is: 6,841.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.95 : 9,405.39 = 4,956.35 : x
  2. Step 2: Convert to fraction form
    6,813.95/9,405.39 = 4,956.35/x
  3. Step 3: Cross multiply
    6,813.95x = 9,405.39 × 4,956.35
  4. Step 4: Simplify right side
    6,813.95x = 46,616,357.70
  5. Step 5: Solve for x
    x = 46,616,357.70/6,813.95
  6. Step 6: Final answer
    x = 6,841.32

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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.