Home / 8,443.04-12,657.57-3,516.21

Finding the Fourth Proportional to 8,443.04, 12,657.57 and 3,516.21

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Solution

The fourth proportional to 8,443.04, 12,657.57 and 3,516.21 is: 5,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443.04 : 12,657.57 = 3,516.21 : x
  2. Step 2: Convert to fraction form
    8,443.04/12,657.57 = 3,516.21/x
  3. Step 3: Cross multiply
    8,443.04x = 12,657.57 × 3,516.21
  4. Step 4: Simplify right side
    8,443.04x = 44,506,661.02
  5. Step 5: Solve for x
    x = 44,506,661.02/8,443.04
  6. Step 6: Final answer
    x = 5,271.41

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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.