Home / 6,840.99-10,263.65-2,947.23

Finding the Fourth Proportional to 6,840.99, 10,263.65 and 2,947.23

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Solution

The fourth proportional to 6,840.99, 10,263.65 and 2,947.23 is: 4,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.99 : 10,263.65 = 2,947.23 : x
  2. Step 2: Convert to fraction form
    6,840.99/10,263.65 = 2,947.23/x
  3. Step 3: Cross multiply
    6,840.99x = 10,263.65 × 2,947.23
  4. Step 4: Simplify right side
    6,840.99x = 30,249,322.45
  5. Step 5: Solve for x
    x = 30,249,322.45/6,840.99
  6. Step 6: Final answer
    x = 4,421.78

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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.