Home / 7,806.04-10,770.87-4,618.60

Finding the Fourth Proportional to 7,806.04, 10,770.87 and 4,618.60

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Solution

The fourth proportional to 7,806.04, 10,770.87 and 4,618.60 is: 6,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.04 : 10,770.87 = 4,618.60 : x
  2. Step 2: Convert to fraction form
    7,806.04/10,770.87 = 4,618.60/x
  3. Step 3: Cross multiply
    7,806.04x = 10,770.87 × 4,618.60
  4. Step 4: Simplify right side
    7,806.04x = 49,746,340.18
  5. Step 5: Solve for x
    x = 49,746,340.18/7,806.04
  6. Step 6: Final answer
    x = 6,372.80

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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.