Home / 5,374.02-7,416.33-3,135.54

Finding the Fourth Proportional to 5,374.02, 7,416.33 and 3,135.54

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Solution

The fourth proportional to 5,374.02, 7,416.33 and 3,135.54 is: 4,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.02 : 7,416.33 = 3,135.54 : x
  2. Step 2: Convert to fraction form
    5,374.02/7,416.33 = 3,135.54/x
  3. Step 3: Cross multiply
    5,374.02x = 7,416.33 × 3,135.54
  4. Step 4: Simplify right side
    5,374.02x = 23,254,199.37
  5. Step 5: Solve for x
    x = 23,254,199.37/5,374.02
  6. Step 6: Final answer
    x = 4,327.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.