Home / 8,746.72-12,070.67-4,768.03

Finding the Fourth Proportional to 8,746.72, 12,070.67 and 4,768.03

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Solution

The fourth proportional to 8,746.72, 12,070.67 and 4,768.03 is: 6,579.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.72 : 12,070.67 = 4,768.03 : x
  2. Step 2: Convert to fraction form
    8,746.72/12,070.67 = 4,768.03/x
  3. Step 3: Cross multiply
    8,746.72x = 12,070.67 × 4,768.03
  4. Step 4: Simplify right side
    8,746.72x = 57,553,292.84
  5. Step 5: Solve for x
    x = 57,553,292.84/8,746.72
  6. Step 6: Final answer
    x = 6,579.99

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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.