Home / 4,587.05-6,870.99-2,935.20

Finding the Fourth Proportional to 4,587.05, 6,870.99 and 2,935.20

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Solution

The fourth proportional to 4,587.05, 6,870.99 and 2,935.20 is: 4,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.05 : 6,870.99 = 2,935.20 : x
  2. Step 2: Convert to fraction form
    4,587.05/6,870.99 = 2,935.20/x
  3. Step 3: Cross multiply
    4,587.05x = 6,870.99 × 2,935.20
  4. Step 4: Simplify right side
    4,587.05x = 20,167,729.85
  5. Step 5: Solve for x
    x = 20,167,729.85/4,587.05
  6. Step 6: Final answer
    x = 4,396.67

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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.