Home / 6,904.90-10,357.71-1,975.26

Finding the Fourth Proportional to 6,904.90, 10,357.71 and 1,975.26

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Solution

The fourth proportional to 6,904.90, 10,357.71 and 1,975.26 is: 2,962.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.90 : 10,357.71 = 1,975.26 : x
  2. Step 2: Convert to fraction form
    6,904.90/10,357.71 = 1,975.26/x
  3. Step 3: Cross multiply
    6,904.90x = 10,357.71 × 1,975.26
  4. Step 4: Simplify right side
    6,904.90x = 20,459,170.25
  5. Step 5: Solve for x
    x = 20,459,170.25/6,904.90
  6. Step 6: Final answer
    x = 2,962.99

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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.