Home / 5,017.90-7,516.62-2,377.40

Finding the Fourth Proportional to 5,017.90, 7,516.62 and 2,377.40

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Solution

The fourth proportional to 5,017.90, 7,516.62 and 2,377.40 is: 3,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.90 : 7,516.62 = 2,377.40 : x
  2. Step 2: Convert to fraction form
    5,017.90/7,516.62 = 2,377.40/x
  3. Step 3: Cross multiply
    5,017.90x = 7,516.62 × 2,377.40
  4. Step 4: Simplify right side
    5,017.90x = 17,869,994.08
  5. Step 5: Solve for x
    x = 17,869,994.08/5,017.90
  6. Step 6: Final answer
    x = 3,561.25

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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.