Home / 6,809.02-10,211.64-1,877.46

Finding the Fourth Proportional to 6,809.02, 10,211.64 and 1,877.46

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Solution

The fourth proportional to 6,809.02, 10,211.64 and 1,877.46 is: 2,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.02 : 10,211.64 = 1,877.46 : x
  2. Step 2: Convert to fraction form
    6,809.02/10,211.64 = 1,877.46/x
  3. Step 3: Cross multiply
    6,809.02x = 10,211.64 × 1,877.46
  4. Step 4: Simplify right side
    6,809.02x = 19,171,945.63
  5. Step 5: Solve for x
    x = 19,171,945.63/6,809.02
  6. Step 6: Final answer
    x = 2,815.67

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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.