Home / 3,503.47-5,254.46-1,038.31

Finding the Fourth Proportional to 3,503.47, 5,254.46 and 1,038.31

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Solution

The fourth proportional to 3,503.47, 5,254.46 and 1,038.31 is: 1,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.47 : 5,254.46 = 1,038.31 : x
  2. Step 2: Convert to fraction form
    3,503.47/5,254.46 = 1,038.31/x
  3. Step 3: Cross multiply
    3,503.47x = 5,254.46 × 1,038.31
  4. Step 4: Simplify right side
    3,503.47x = 5,455,732.09
  5. Step 5: Solve for x
    x = 5,455,732.09/3,503.47
  6. Step 6: Final answer
    x = 1,557.24

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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.