Home / 6,973.26-9,618.75-4,320.78

Finding the Fourth Proportional to 6,973.26, 9,618.75 and 4,320.78

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Solution

The fourth proportional to 6,973.26, 9,618.75 and 4,320.78 is: 5,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,973.26 : 9,618.75 = 4,320.78 : x
  2. Step 2: Convert to fraction form
    6,973.26/9,618.75 = 4,320.78/x
  3. Step 3: Cross multiply
    6,973.26x = 9,618.75 × 4,320.78
  4. Step 4: Simplify right side
    6,973.26x = 41,560,502.63
  5. Step 5: Solve for x
    x = 41,560,502.63/6,973.26
  6. Step 6: Final answer
    x = 5,959.98

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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.