Home / 6,970.26-10,456.74-2,810.64

Finding the Fourth Proportional to 6,970.26, 10,456.74 and 2,810.64

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Solution

The fourth proportional to 6,970.26, 10,456.74 and 2,810.64 is: 4,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.26 : 10,456.74 = 2,810.64 : x
  2. Step 2: Convert to fraction form
    6,970.26/10,456.74 = 2,810.64/x
  3. Step 3: Cross multiply
    6,970.26x = 10,456.74 × 2,810.64
  4. Step 4: Simplify right side
    6,970.26x = 29,390,131.71
  5. Step 5: Solve for x
    x = 29,390,131.71/6,970.26
  6. Step 6: Final answer
    x = 4,216.50

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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.