Home / 7,085.36-10,613.40-4,475.48

Finding the Fourth Proportional to 7,085.36, 10,613.40 and 4,475.48

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Solution

The fourth proportional to 7,085.36, 10,613.40 and 4,475.48 is: 6,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.36 : 10,613.40 = 4,475.48 : x
  2. Step 2: Convert to fraction form
    7,085.36/10,613.40 = 4,475.48/x
  3. Step 3: Cross multiply
    7,085.36x = 10,613.40 × 4,475.48
  4. Step 4: Simplify right side
    7,085.36x = 47,500,059.43
  5. Step 5: Solve for x
    x = 47,500,059.43/7,085.36
  6. Step 6: Final answer
    x = 6,703.97

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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.