Home / 8,626.12-12,939.16-2,703.46

Finding the Fourth Proportional to 8,626.12, 12,939.16 and 2,703.46

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Solution

The fourth proportional to 8,626.12, 12,939.16 and 2,703.46 is: 4,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.12 : 12,939.16 = 2,703.46 : x
  2. Step 2: Convert to fraction form
    8,626.12/12,939.16 = 2,703.46/x
  3. Step 3: Cross multiply
    8,626.12x = 12,939.16 × 2,703.46
  4. Step 4: Simplify right side
    8,626.12x = 34,980,455.63
  5. Step 5: Solve for x
    x = 34,980,455.63/8,626.12
  6. Step 6: Final answer
    x = 4,055.18

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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.