Home / 7,826.16-10,800.30-4,684.14

Finding the Fourth Proportional to 7,826.16, 10,800.30 and 4,684.14

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Solution

The fourth proportional to 7,826.16, 10,800.30 and 4,684.14 is: 6,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.16 : 10,800.30 = 4,684.14 : x
  2. Step 2: Convert to fraction form
    7,826.16/10,800.30 = 4,684.14/x
  3. Step 3: Cross multiply
    7,826.16x = 10,800.30 × 4,684.14
  4. Step 4: Simplify right side
    7,826.16x = 50,590,117.24
  5. Step 5: Solve for x
    x = 50,590,117.24/7,826.16
  6. Step 6: Final answer
    x = 6,464.23

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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.