Home / 7,927.84-10,940.38-4,570.62

Finding the Fourth Proportional to 7,927.84, 10,940.38 and 4,570.62

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Solution

The fourth proportional to 7,927.84, 10,940.38 and 4,570.62 is: 6,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.84 : 10,940.38 = 4,570.62 : x
  2. Step 2: Convert to fraction form
    7,927.84/10,940.38 = 4,570.62/x
  3. Step 3: Cross multiply
    7,927.84x = 10,940.38 × 4,570.62
  4. Step 4: Simplify right side
    7,927.84x = 50,004,319.64
  5. Step 5: Solve for x
    x = 50,004,319.64/7,927.84
  6. Step 6: Final answer
    x = 6,307.43

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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.