Home / 7,853.49-10,837.26-4,315.95

Finding the Fourth Proportional to 7,853.49, 10,837.26 and 4,315.95

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Solution

The fourth proportional to 7,853.49, 10,837.26 and 4,315.95 is: 5,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.49 : 10,837.26 = 4,315.95 : x
  2. Step 2: Convert to fraction form
    7,853.49/10,837.26 = 4,315.95/x
  3. Step 3: Cross multiply
    7,853.49x = 10,837.26 × 4,315.95
  4. Step 4: Simplify right side
    7,853.49x = 46,773,072.30
  5. Step 5: Solve for x
    x = 46,773,072.30/7,853.49
  6. Step 6: Final answer
    x = 5,955.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.