Home / 3,307.13-4,960.11-1,085.93

Finding the Fourth Proportional to 3,307.13, 4,960.11 and 1,085.93

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Solution

The fourth proportional to 3,307.13, 4,960.11 and 1,085.93 is: 1,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.13 : 4,960.11 = 1,085.93 : x
  2. Step 2: Convert to fraction form
    3,307.13/4,960.11 = 1,085.93/x
  3. Step 3: Cross multiply
    3,307.13x = 4,960.11 × 1,085.93
  4. Step 4: Simplify right side
    3,307.13x = 5,386,307.45
  5. Step 5: Solve for x
    x = 5,386,307.45/3,307.13
  6. Step 6: Final answer
    x = 1,628.70

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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.