Home / 6,970.91-10,457.96-2,291.22

Finding the Fourth Proportional to 6,970.91, 10,457.96 and 2,291.22

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Solution

The fourth proportional to 6,970.91, 10,457.96 and 2,291.22 is: 3,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.91 : 10,457.96 = 2,291.22 : x
  2. Step 2: Convert to fraction form
    6,970.91/10,457.96 = 2,291.22/x
  3. Step 3: Cross multiply
    6,970.91x = 10,457.96 × 2,291.22
  4. Step 4: Simplify right side
    6,970.91x = 23,961,475.66
  5. Step 5: Solve for x
    x = 23,961,475.66/6,970.91
  6. Step 6: Final answer
    x = 3,437.36

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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.