Home / 5,970.81-8,243.32-3,955.93

Finding the Fourth Proportional to 5,970.81, 8,243.32 and 3,955.93

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Solution

The fourth proportional to 5,970.81, 8,243.32 and 3,955.93 is: 5,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.81 : 8,243.32 = 3,955.93 : x
  2. Step 2: Convert to fraction form
    5,970.81/8,243.32 = 3,955.93/x
  3. Step 3: Cross multiply
    5,970.81x = 8,243.32 × 3,955.93
  4. Step 4: Simplify right side
    5,970.81x = 32,610,012.14
  5. Step 5: Solve for x
    x = 32,610,012.14/5,970.81
  6. Step 6: Final answer
    x = 5,461.57

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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.