Home / 5,374.84-7,417.20-3,017.02

Finding the Fourth Proportional to 5,374.84, 7,417.20 and 3,017.02

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Solution

The fourth proportional to 5,374.84, 7,417.20 and 3,017.02 is: 4,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.84 : 7,417.20 = 3,017.02 : x
  2. Step 2: Convert to fraction form
    5,374.84/7,417.20 = 3,017.02/x
  3. Step 3: Cross multiply
    5,374.84x = 7,417.20 × 3,017.02
  4. Step 4: Simplify right side
    5,374.84x = 22,377,840.74
  5. Step 5: Solve for x
    x = 22,377,840.74/5,374.84
  6. Step 6: Final answer
    x = 4,163.44

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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.