Home / 7,841.08-10,820.70-4,304.28

Finding the Fourth Proportional to 7,841.08, 10,820.70 and 4,304.28

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Solution

The fourth proportional to 7,841.08, 10,820.70 and 4,304.28 is: 5,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.08 : 10,820.70 = 4,304.28 : x
  2. Step 2: Convert to fraction form
    7,841.08/10,820.70 = 4,304.28/x
  3. Step 3: Cross multiply
    7,841.08x = 10,820.70 × 4,304.28
  4. Step 4: Simplify right side
    7,841.08x = 46,575,322.60
  5. Step 5: Solve for x
    x = 46,575,322.60/7,841.08
  6. Step 6: Final answer
    x = 5,939.91

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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.