Home / 7,456.36-10,290.62-4,770.08

Finding the Fourth Proportional to 7,456.36, 10,290.62 and 4,770.08

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Solution

The fourth proportional to 7,456.36, 10,290.62 and 4,770.08 is: 6,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.36 : 10,290.62 = 4,770.08 : x
  2. Step 2: Convert to fraction form
    7,456.36/10,290.62 = 4,770.08/x
  3. Step 3: Cross multiply
    7,456.36x = 10,290.62 × 4,770.08
  4. Step 4: Simplify right side
    7,456.36x = 49,087,080.65
  5. Step 5: Solve for x
    x = 49,087,080.65/7,456.36
  6. Step 6: Final answer
    x = 6,583.25

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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.