Home / 5,051.74-7,577.56-1,353.86

Finding the Fourth Proportional to 5,051.74, 7,577.56 and 1,353.86

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Solution

The fourth proportional to 5,051.74, 7,577.56 and 1,353.86 is: 2,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.74 : 7,577.56 = 1,353.86 : x
  2. Step 2: Convert to fraction form
    5,051.74/7,577.56 = 1,353.86/x
  3. Step 3: Cross multiply
    5,051.74x = 7,577.56 × 1,353.86
  4. Step 4: Simplify right side
    5,051.74x = 10,258,955.38
  5. Step 5: Solve for x
    x = 10,258,955.38/5,051.74
  6. Step 6: Final answer
    x = 2,030.78

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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.