Home / 8,840.98-12,200.88-4,862.40

Finding the Fourth Proportional to 8,840.98, 12,200.88 and 4,862.40

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Solution

The fourth proportional to 8,840.98, 12,200.88 and 4,862.40 is: 6,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.98 : 12,200.88 = 4,862.40 : x
  2. Step 2: Convert to fraction form
    8,840.98/12,200.88 = 4,862.40/x
  3. Step 3: Cross multiply
    8,840.98x = 12,200.88 × 4,862.40
  4. Step 4: Simplify right side
    8,840.98x = 59,325,558.91
  5. Step 5: Solve for x
    x = 59,325,558.91/8,840.98
  6. Step 6: Final answer
    x = 6,710.29

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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.