Home / 8,740.63-12,059.97-5,106.11

Finding the Fourth Proportional to 8,740.63, 12,059.97 and 5,106.11

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Solution

The fourth proportional to 8,740.63, 12,059.97 and 5,106.11 is: 7,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.63 : 12,059.97 = 5,106.11 : x
  2. Step 2: Convert to fraction form
    8,740.63/12,059.97 = 5,106.11/x
  3. Step 3: Cross multiply
    8,740.63x = 12,059.97 × 5,106.11
  4. Step 4: Simplify right side
    8,740.63x = 61,579,533.42
  5. Step 5: Solve for x
    x = 61,579,533.42/8,740.63
  6. Step 6: Final answer
    x = 7,045.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.