Home / 7,922.36-10,933.56-4,386.71

Finding the Fourth Proportional to 7,922.36, 10,933.56 and 4,386.71

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Solution

The fourth proportional to 7,922.36, 10,933.56 and 4,386.71 is: 6,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.36 : 10,933.56 = 4,386.71 : x
  2. Step 2: Convert to fraction form
    7,922.36/10,933.56 = 4,386.71/x
  3. Step 3: Cross multiply
    7,922.36x = 10,933.56 × 4,386.71
  4. Step 4: Simplify right side
    7,922.36x = 47,962,302.32
  5. Step 5: Solve for x
    x = 47,962,302.32/7,922.36
  6. Step 6: Final answer
    x = 6,054.05

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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.