Home / 7,918.35-10,928.36-4,560.63

Finding the Fourth Proportional to 7,918.35, 10,928.36 and 4,560.63

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Solution

The fourth proportional to 7,918.35, 10,928.36 and 4,560.63 is: 6,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.35 : 10,928.36 = 4,560.63 : x
  2. Step 2: Convert to fraction form
    7,918.35/10,928.36 = 4,560.63/x
  3. Step 3: Cross multiply
    7,918.35x = 10,928.36 × 4,560.63
  4. Step 4: Simplify right side
    7,918.35x = 49,840,206.47
  5. Step 5: Solve for x
    x = 49,840,206.47/7,918.35
  6. Step 6: Final answer
    x = 6,294.27

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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.