Home / 5,038.42-7,557.48-1,575.58

Finding the Fourth Proportional to 5,038.42, 7,557.48 and 1,575.58

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Solution

The fourth proportional to 5,038.42, 7,557.48 and 1,575.58 is: 2,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.42 : 7,557.48 = 1,575.58 : x
  2. Step 2: Convert to fraction form
    5,038.42/7,557.48 = 1,575.58/x
  3. Step 3: Cross multiply
    5,038.42x = 7,557.48 × 1,575.58
  4. Step 4: Simplify right side
    5,038.42x = 11,907,414.34
  5. Step 5: Solve for x
    x = 11,907,414.34/5,038.42
  6. Step 6: Final answer
    x = 2,363.32

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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.