Home / 9,368.50-14,053.40-3,128.26

Finding the Fourth Proportional to 9,368.50, 14,053.40 and 3,128.26

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Solution

The fourth proportional to 9,368.50, 14,053.40 and 3,128.26 is: 4,692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.50 : 14,053.40 = 3,128.26 : x
  2. Step 2: Convert to fraction form
    9,368.50/14,053.40 = 3,128.26/x
  3. Step 3: Cross multiply
    9,368.50x = 14,053.40 × 3,128.26
  4. Step 4: Simplify right side
    9,368.50x = 43,962,689.08
  5. Step 5: Solve for x
    x = 43,962,689.08/9,368.50
  6. Step 6: Final answer
    x = 4,692.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.