Home / 8,735.74-12,054.40-4,957.72

Finding the Fourth Proportional to 8,735.74, 12,054.40 and 4,957.72

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Solution

The fourth proportional to 8,735.74, 12,054.40 and 4,957.72 is: 6,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.74 : 12,054.40 = 4,957.72 : x
  2. Step 2: Convert to fraction form
    8,735.74/12,054.40 = 4,957.72/x
  3. Step 3: Cross multiply
    8,735.74x = 12,054.40 × 4,957.72
  4. Step 4: Simplify right side
    8,735.74x = 59,762,339.97
  5. Step 5: Solve for x
    x = 59,762,339.97/8,735.74
  6. Step 6: Final answer
    x = 6,841.13

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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.