Home / 7,323.16-10,085.70-6,328.12

Finding the Fourth Proportional to 7,323.16, 10,085.70 and 6,328.12

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Solution

The fourth proportional to 7,323.16, 10,085.70 and 6,328.12 is: 8,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.16 : 10,085.70 = 6,328.12 : x
  2. Step 2: Convert to fraction form
    7,323.16/10,085.70 = 6,328.12/x
  3. Step 3: Cross multiply
    7,323.16x = 10,085.70 × 6,328.12
  4. Step 4: Simplify right side
    7,323.16x = 63,823,519.88
  5. Step 5: Solve for x
    x = 63,823,519.88/7,323.16
  6. Step 6: Final answer
    x = 8,715.30

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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.