Home / 7,970.02-11,001.71-5,986.33

Finding the Fourth Proportional to 7,970.02, 11,001.71 and 5,986.33

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Solution

The fourth proportional to 7,970.02, 11,001.71 and 5,986.33 is: 8,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.02 : 11,001.71 = 5,986.33 : x
  2. Step 2: Convert to fraction form
    7,970.02/11,001.71 = 5,986.33/x
  3. Step 3: Cross multiply
    7,970.02x = 11,001.71 × 5,986.33
  4. Step 4: Simplify right side
    7,970.02x = 65,859,866.62
  5. Step 5: Solve for x
    x = 65,859,866.62/7,970.02
  6. Step 6: Final answer
    x = 8,263.45

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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.