Home / 7,330.74-10,116.47-3,973.57

Finding the Fourth Proportional to 7,330.74, 10,116.47 and 3,973.57

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Solution

The fourth proportional to 7,330.74, 10,116.47 and 3,973.57 is: 5,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.74 : 10,116.47 = 3,973.57 : x
  2. Step 2: Convert to fraction form
    7,330.74/10,116.47 = 3,973.57/x
  3. Step 3: Cross multiply
    7,330.74x = 10,116.47 × 3,973.57
  4. Step 4: Simplify right side
    7,330.74x = 40,198,532.07
  5. Step 5: Solve for x
    x = 40,198,532.07/7,330.74
  6. Step 6: Final answer
    x = 5,483.56

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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.