Home / 8,555.63-12,835.48-2,712.24

Finding the Fourth Proportional to 8,555.63, 12,835.48 and 2,712.24

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Solution

The fourth proportional to 8,555.63, 12,835.48 and 2,712.24 is: 4,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.63 : 12,835.48 = 2,712.24 : x
  2. Step 2: Convert to fraction form
    8,555.63/12,835.48 = 2,712.24/x
  3. Step 3: Cross multiply
    8,555.63x = 12,835.48 × 2,712.24
  4. Step 4: Simplify right side
    8,555.63x = 34,812,902.28
  5. Step 5: Solve for x
    x = 34,812,902.28/8,555.63
  6. Step 6: Final answer
    x = 4,069.01

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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.