Home / 7,924.34-10,935.60-4,339.28

Finding the Fourth Proportional to 7,924.34, 10,935.60 and 4,339.28

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Solution

The fourth proportional to 7,924.34, 10,935.60 and 4,339.28 is: 5,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.34 : 10,935.60 = 4,339.28 : x
  2. Step 2: Convert to fraction form
    7,924.34/10,935.60 = 4,339.28/x
  3. Step 3: Cross multiply
    7,924.34x = 10,935.60 × 4,339.28
  4. Step 4: Simplify right side
    7,924.34x = 47,452,630.37
  5. Step 5: Solve for x
    x = 47,452,630.37/7,924.34
  6. Step 6: Final answer
    x = 5,988.21

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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.