Home / 9,085.12-13,617.18-4,155.26

Finding the Fourth Proportional to 9,085.12, 13,617.18 and 4,155.26

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Solution

The fourth proportional to 9,085.12, 13,617.18 and 4,155.26 is: 6,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.12 : 13,617.18 = 4,155.26 : x
  2. Step 2: Convert to fraction form
    9,085.12/13,617.18 = 4,155.26/x
  3. Step 3: Cross multiply
    9,085.12x = 13,617.18 × 4,155.26
  4. Step 4: Simplify right side
    9,085.12x = 56,582,855.28
  5. Step 5: Solve for x
    x = 56,582,855.28/9,085.12
  6. Step 6: Final answer
    x = 6,228.08

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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.