Home / 8,870.87-13,307.04-2,297.18

Finding the Fourth Proportional to 8,870.87, 13,307.04 and 2,297.18

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Solution

The fourth proportional to 8,870.87, 13,307.04 and 2,297.18 is: 3,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.87 : 13,307.04 = 2,297.18 : x
  2. Step 2: Convert to fraction form
    8,870.87/13,307.04 = 2,297.18/x
  3. Step 3: Cross multiply
    8,870.87x = 13,307.04 × 2,297.18
  4. Step 4: Simplify right side
    8,870.87x = 30,568,599.61
  5. Step 5: Solve for x
    x = 30,568,599.61/8,870.87
  6. Step 6: Final answer
    x = 3,445.95

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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.