Home / 6,869.07-10,303.61-2,485.50

Finding the Fourth Proportional to 6,869.07, 10,303.61 and 2,485.50

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Solution

The fourth proportional to 6,869.07, 10,303.61 and 2,485.50 is: 3,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869.07 : 10,303.61 = 2,485.50 : x
  2. Step 2: Convert to fraction form
    6,869.07/10,303.61 = 2,485.50/x
  3. Step 3: Cross multiply
    6,869.07x = 10,303.61 × 2,485.50
  4. Step 4: Simplify right side
    6,869.07x = 25,609,610.23
  5. Step 5: Solve for x
    x = 25,609,610.23/6,869.07
  6. Step 6: Final answer
    x = 3,728.25

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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.