Home / 7,923.54-10,934.21-4,386.53

Finding the Fourth Proportional to 7,923.54, 10,934.21 and 4,386.53

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Solution

The fourth proportional to 7,923.54, 10,934.21 and 4,386.53 is: 6,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.54 : 10,934.21 = 4,386.53 : x
  2. Step 2: Convert to fraction form
    7,923.54/10,934.21 = 4,386.53/x
  3. Step 3: Cross multiply
    7,923.54x = 10,934.21 × 4,386.53
  4. Step 4: Simplify right side
    7,923.54x = 47,963,163.59
  5. Step 5: Solve for x
    x = 47,963,163.59/7,923.54
  6. Step 6: Final answer
    x = 6,053.25

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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.