Home / 7,038.74-9,704.64-4,516.40

Finding the Fourth Proportional to 7,038.74, 9,704.64 and 4,516.40

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Solution

The fourth proportional to 7,038.74, 9,704.64 and 4,516.40 is: 6,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.74 : 9,704.64 = 4,516.40 : x
  2. Step 2: Convert to fraction form
    7,038.74/9,704.64 = 4,516.40/x
  3. Step 3: Cross multiply
    7,038.74x = 9,704.64 × 4,516.40
  4. Step 4: Simplify right side
    7,038.74x = 43,830,060.36
  5. Step 5: Solve for x
    x = 43,830,060.36/7,038.74
  6. Step 6: Final answer
    x = 6,226.97

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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.