Home / 9,803.30-13,528.32-5,326.95

Finding the Fourth Proportional to 9,803.30, 13,528.32 and 5,326.95

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Solution

The fourth proportional to 9,803.30, 13,528.32 and 5,326.95 is: 7,351.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803.30 : 13,528.32 = 5,326.95 : x
  2. Step 2: Convert to fraction form
    9,803.30/13,528.32 = 5,326.95/x
  3. Step 3: Cross multiply
    9,803.30x = 13,528.32 × 5,326.95
  4. Step 4: Simplify right side
    9,803.30x = 72,064,684.22
  5. Step 5: Solve for x
    x = 72,064,684.22/9,803.30
  6. Step 6: Final answer
    x = 7,351.06

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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.