Home / 4,113.12-6,169.98-1,302.60

Finding the Fourth Proportional to 4,113.12, 6,169.98 and 1,302.60

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Solution

The fourth proportional to 4,113.12, 6,169.98 and 1,302.60 is: 1,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.12 : 6,169.98 = 1,302.60 : x
  2. Step 2: Convert to fraction form
    4,113.12/6,169.98 = 1,302.60/x
  3. Step 3: Cross multiply
    4,113.12x = 6,169.98 × 1,302.60
  4. Step 4: Simplify right side
    4,113.12x = 8,037,015.95
  5. Step 5: Solve for x
    x = 8,037,015.95/4,113.12
  6. Step 6: Final answer
    x = 1,954.00

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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.