Home / 7,611.45-10,504.29-4,254.40

Finding the Fourth Proportional to 7,611.45, 10,504.29 and 4,254.40

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Solution

The fourth proportional to 7,611.45, 10,504.29 and 4,254.40 is: 5,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.45 : 10,504.29 = 4,254.40 : x
  2. Step 2: Convert to fraction form
    7,611.45/10,504.29 = 4,254.40/x
  3. Step 3: Cross multiply
    7,611.45x = 10,504.29 × 4,254.40
  4. Step 4: Simplify right side
    7,611.45x = 44,689,435.42
  5. Step 5: Solve for x
    x = 44,689,435.42/7,611.45
  6. Step 6: Final answer
    x = 5,871.35

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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.