Home / 8,837.61-12,197.07-5,702.91

Finding the Fourth Proportional to 8,837.61, 12,197.07 and 5,702.91

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Solution

The fourth proportional to 8,837.61, 12,197.07 and 5,702.91 is: 7,870.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.61 : 12,197.07 = 5,702.91 : x
  2. Step 2: Convert to fraction form
    8,837.61/12,197.07 = 5,702.91/x
  3. Step 3: Cross multiply
    8,837.61x = 12,197.07 × 5,702.91
  4. Step 4: Simplify right side
    8,837.61x = 69,558,792.47
  5. Step 5: Solve for x
    x = 69,558,792.47/8,837.61
  6. Step 6: Final answer
    x = 7,870.77

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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.