Home / 7,284.81-10,929.44-3,070.25

Finding the Fourth Proportional to 7,284.81, 10,929.44 and 3,070.25

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Solution

The fourth proportional to 7,284.81, 10,929.44 and 3,070.25 is: 4,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.81 : 10,929.44 = 3,070.25 : x
  2. Step 2: Convert to fraction form
    7,284.81/10,929.44 = 3,070.25/x
  3. Step 3: Cross multiply
    7,284.81x = 10,929.44 × 3,070.25
  4. Step 4: Simplify right side
    7,284.81x = 33,556,066.19
  5. Step 5: Solve for x
    x = 33,556,066.19/7,284.81
  6. Step 6: Final answer
    x = 4,606.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.