Home / 8,962.24-12,368.12-4,983.72

Finding the Fourth Proportional to 8,962.24, 12,368.12 and 4,983.72

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Solution

The fourth proportional to 8,962.24, 12,368.12 and 4,983.72 is: 6,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.24 : 12,368.12 = 4,983.72 : x
  2. Step 2: Convert to fraction form
    8,962.24/12,368.12 = 4,983.72/x
  3. Step 3: Cross multiply
    8,962.24x = 12,368.12 × 4,983.72
  4. Step 4: Simplify right side
    8,962.24x = 61,639,247.01
  5. Step 5: Solve for x
    x = 61,639,247.01/8,962.24
  6. Step 6: Final answer
    x = 6,877.66

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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.