Home / 9,124.41-12,595.10-5,980.80

Finding the Fourth Proportional to 9,124.41, 12,595.10 and 5,980.80

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Solution

The fourth proportional to 9,124.41, 12,595.10 and 5,980.80 is: 8,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.41 : 12,595.10 = 5,980.80 : x
  2. Step 2: Convert to fraction form
    9,124.41/12,595.10 = 5,980.80/x
  3. Step 3: Cross multiply
    9,124.41x = 12,595.10 × 5,980.80
  4. Step 4: Simplify right side
    9,124.41x = 75,328,774.08
  5. Step 5: Solve for x
    x = 75,328,774.08/9,124.41
  6. Step 6: Final answer
    x = 8,255.74

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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.