Home / 7,743.63-10,686.18-4,386.43

Finding the Fourth Proportional to 7,743.63, 10,686.18 and 4,386.43

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Solution

The fourth proportional to 7,743.63, 10,686.18 and 4,386.43 is: 6,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.63 : 10,686.18 = 4,386.43 : x
  2. Step 2: Convert to fraction form
    7,743.63/10,686.18 = 4,386.43/x
  3. Step 3: Cross multiply
    7,743.63x = 10,686.18 × 4,386.43
  4. Step 4: Simplify right side
    7,743.63x = 46,874,180.54
  5. Step 5: Solve for x
    x = 46,874,180.54/7,743.63
  6. Step 6: Final answer
    x = 6,053.26

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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.