Home / 7,445.37-10,271.52-4,928.70

Finding the Fourth Proportional to 7,445.37, 10,271.52 and 4,928.70

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Solution

The fourth proportional to 7,445.37, 10,271.52 and 4,928.70 is: 6,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.37 : 10,271.52 = 4,928.70 : x
  2. Step 2: Convert to fraction form
    7,445.37/10,271.52 = 4,928.70/x
  3. Step 3: Cross multiply
    7,445.37x = 10,271.52 × 4,928.70
  4. Step 4: Simplify right side
    7,445.37x = 50,625,240.62
  5. Step 5: Solve for x
    x = 50,625,240.62/7,445.37
  6. Step 6: Final answer
    x = 6,799.56

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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.