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Finding the Fourth Proportional to 3,130.32, 4,696.04 and 1,051.00

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Solution

The fourth proportional to 3,130.32, 4,696.04 and 1,051.00 is: 1,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.32 : 4,696.04 = 1,051.00 : x
  2. Step 2: Convert to fraction form
    3,130.32/4,696.04 = 1,051.00/x
  3. Step 3: Cross multiply
    3,130.32x = 4,696.04 × 1,051.00
  4. Step 4: Simplify right side
    3,130.32x = 4,935,542.60
  5. Step 5: Solve for x
    x = 4,935,542.60/3,130.32
  6. Step 6: Final answer
    x = 1,576.69

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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.