Home / 9,206.93-12,705.57-5,015.18

Finding the Fourth Proportional to 9,206.93, 12,705.57 and 5,015.18

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Solution

The fourth proportional to 9,206.93, 12,705.57 and 5,015.18 is: 6,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.93 : 12,705.57 = 5,015.18 : x
  2. Step 2: Convert to fraction form
    9,206.93/12,705.57 = 5,015.18/x
  3. Step 3: Cross multiply
    9,206.93x = 12,705.57 × 5,015.18
  4. Step 4: Simplify right side
    9,206.93x = 63,720,752.32
  5. Step 5: Solve for x
    x = 63,720,752.32/9,206.93
  6. Step 6: Final answer
    x = 6,920.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.