Home / 8,962.84-12,368.73-4,983.99

Finding the Fourth Proportional to 8,962.84, 12,368.73 and 4,983.99

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Solution

The fourth proportional to 8,962.84, 12,368.73 and 4,983.99 is: 6,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.84 : 12,368.73 = 4,983.99 : x
  2. Step 2: Convert to fraction form
    8,962.84/12,368.73 = 4,983.99/x
  3. Step 3: Cross multiply
    8,962.84x = 12,368.73 × 4,983.99
  4. Step 4: Simplify right side
    8,962.84x = 61,645,626.63
  5. Step 5: Solve for x
    x = 61,645,626.63/8,962.84
  6. Step 6: Final answer
    x = 6,877.91

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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.