Home / 7,927.83-10,940.30-4,570.65

Finding the Fourth Proportional to 7,927.83, 10,940.30 and 4,570.65

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Solution

The fourth proportional to 7,927.83, 10,940.30 and 4,570.65 is: 6,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.83 : 10,940.30 = 4,570.65 : x
  2. Step 2: Convert to fraction form
    7,927.83/10,940.30 = 4,570.65/x
  3. Step 3: Cross multiply
    7,927.83x = 10,940.30 × 4,570.65
  4. Step 4: Simplify right side
    7,927.83x = 50,004,259.34
  5. Step 5: Solve for x
    x = 50,004,259.34/7,927.83
  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.