Home / 6,947.95-10,421.61-2,017.48

Finding the Fourth Proportional to 6,947.95, 10,421.61 and 2,017.48

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Solution

The fourth proportional to 6,947.95, 10,421.61 and 2,017.48 is: 3,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.95 : 10,421.61 = 2,017.48 : x
  2. Step 2: Convert to fraction form
    6,947.95/10,421.61 = 2,017.48/x
  3. Step 3: Cross multiply
    6,947.95x = 10,421.61 × 2,017.48
  4. Step 4: Simplify right side
    6,947.95x = 21,025,389.74
  5. Step 5: Solve for x
    x = 21,025,389.74/6,947.95
  6. Step 6: Final answer
    x = 3,026.13

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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.