Home / 9,407.90-14,111.40-3,167.30

Finding the Fourth Proportional to 9,407.90, 14,111.40 and 3,167.30

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Solution

The fourth proportional to 9,407.90, 14,111.40 and 3,167.30 is: 4,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.90 : 14,111.40 = 3,167.30 : x
  2. Step 2: Convert to fraction form
    9,407.90/14,111.40 = 3,167.30/x
  3. Step 3: Cross multiply
    9,407.90x = 14,111.40 × 3,167.30
  4. Step 4: Simplify right side
    9,407.90x = 44,695,037.22
  5. Step 5: Solve for x
    x = 44,695,037.22/9,407.90
  6. Step 6: Final answer
    x = 4,750.80

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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.