Home / 8,528.04-12,792.12-2,981.36

Finding the Fourth Proportional to 8,528.04, 12,792.12 and 2,981.36

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Solution

The fourth proportional to 8,528.04, 12,792.12 and 2,981.36 is: 4,472.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.04 : 12,792.12 = 2,981.36 : x
  2. Step 2: Convert to fraction form
    8,528.04/12,792.12 = 2,981.36/x
  3. Step 3: Cross multiply
    8,528.04x = 12,792.12 × 2,981.36
  4. Step 4: Simplify right side
    8,528.04x = 38,137,914.88
  5. Step 5: Solve for x
    x = 38,137,914.88/8,528.04
  6. Step 6: Final answer
    x = 4,472.06

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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.