Home / 7,538.91-10,405.59-4,851.93

Finding the Fourth Proportional to 7,538.91, 10,405.59 and 4,851.93

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Solution

The fourth proportional to 7,538.91, 10,405.59 and 4,851.93 is: 6,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.91 : 10,405.59 = 4,851.93 : x
  2. Step 2: Convert to fraction form
    7,538.91/10,405.59 = 4,851.93/x
  3. Step 3: Cross multiply
    7,538.91x = 10,405.59 × 4,851.93
  4. Step 4: Simplify right side
    7,538.91x = 50,487,194.29
  5. Step 5: Solve for x
    x = 50,487,194.29/7,538.91
  6. Step 6: Final answer
    x = 6,696.88

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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.