Home / 8,746.38-12,069.98-4,767.69

Finding the Fourth Proportional to 8,746.38, 12,069.98 and 4,767.69

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Solution

The fourth proportional to 8,746.38, 12,069.98 and 4,767.69 is: 6,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.38 : 12,069.98 = 4,767.69 : x
  2. Step 2: Convert to fraction form
    8,746.38/12,069.98 = 4,767.69/x
  3. Step 3: Cross multiply
    8,746.38x = 12,069.98 × 4,767.69
  4. Step 4: Simplify right side
    8,746.38x = 57,545,962.25
  5. Step 5: Solve for x
    x = 57,545,962.25/8,746.38
  6. Step 6: Final answer
    x = 6,579.40

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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.