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Finding the Fourth Proportional to 3,901.53, 5,851.08 and 1,303.86

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Solution

The fourth proportional to 3,901.53, 5,851.08 and 1,303.86 is: 1,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.53 : 5,851.08 = 1,303.86 : x
  2. Step 2: Convert to fraction form
    3,901.53/5,851.08 = 1,303.86/x
  3. Step 3: Cross multiply
    3,901.53x = 5,851.08 × 1,303.86
  4. Step 4: Simplify right side
    3,901.53x = 7,628,985.91
  5. Step 5: Solve for x
    x = 7,628,985.91/3,901.53
  6. Step 6: Final answer
    x = 1,955.38

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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.