Home / 7,085.77-10,630.71-2,703.58

Finding the Fourth Proportional to 7,085.77, 10,630.71 and 2,703.58

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Solution

The fourth proportional to 7,085.77, 10,630.71 and 2,703.58 is: 4,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.77 : 10,630.71 = 2,703.58 : x
  2. Step 2: Convert to fraction form
    7,085.77/10,630.71 = 2,703.58/x
  3. Step 3: Cross multiply
    7,085.77x = 10,630.71 × 2,703.58
  4. Step 4: Simplify right side
    7,085.77x = 28,740,974.94
  5. Step 5: Solve for x
    x = 28,740,974.94/7,085.77
  6. Step 6: Final answer
    x = 4,056.15

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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.