Home / 6,955.83-10,436.63-2,798.78

Finding the Fourth Proportional to 6,955.83, 10,436.63 and 2,798.78

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Solution

The fourth proportional to 6,955.83, 10,436.63 and 2,798.78 is: 4,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.83 : 10,436.63 = 2,798.78 : x
  2. Step 2: Convert to fraction form
    6,955.83/10,436.63 = 2,798.78/x
  3. Step 3: Cross multiply
    6,955.83x = 10,436.63 × 2,798.78
  4. Step 4: Simplify right side
    6,955.83x = 29,209,831.31
  5. Step 5: Solve for x
    x = 29,209,831.31/6,955.83
  6. Step 6: Final answer
    x = 4,199.33

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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.