Home / 7,568.08-10,445.20-6,307.22

Finding the Fourth Proportional to 7,568.08, 10,445.20 and 6,307.22

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Solution

The fourth proportional to 7,568.08, 10,445.20 and 6,307.22 is: 8,705.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.08 : 10,445.20 = 6,307.22 : x
  2. Step 2: Convert to fraction form
    7,568.08/10,445.20 = 6,307.22/x
  3. Step 3: Cross multiply
    7,568.08x = 10,445.20 × 6,307.22
  4. Step 4: Simplify right side
    7,568.08x = 65,880,161.41
  5. Step 5: Solve for x
    x = 65,880,161.41/7,568.08
  6. Step 6: Final answer
    x = 8,705.00

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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.