Home / 8,283.51-12,377.92-6,298.23

Finding the Fourth Proportional to 8,283.51, 12,377.92 and 6,298.23

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Solution

The fourth proportional to 8,283.51, 12,377.92 and 6,298.23 is: 9,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.51 : 12,377.92 = 6,298.23 : x
  2. Step 2: Convert to fraction form
    8,283.51/12,377.92 = 6,298.23/x
  3. Step 3: Cross multiply
    8,283.51x = 12,377.92 × 6,298.23
  4. Step 4: Simplify right side
    8,283.51x = 77,958,987.08
  5. Step 5: Solve for x
    x = 77,958,987.08/8,283.51
  6. Step 6: Final answer
    x = 9,411.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.