Home / 8,701.24-12,006.90-4,924.75

Finding the Fourth Proportional to 8,701.24, 12,006.90 and 4,924.75

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Solution

The fourth proportional to 8,701.24, 12,006.90 and 4,924.75 is: 6,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.24 : 12,006.90 = 4,924.75 : x
  2. Step 2: Convert to fraction form
    8,701.24/12,006.90 = 4,924.75/x
  3. Step 3: Cross multiply
    8,701.24x = 12,006.90 × 4,924.75
  4. Step 4: Simplify right side
    8,701.24x = 59,130,980.78
  5. Step 5: Solve for x
    x = 59,130,980.78/8,701.24
  6. Step 6: Final answer
    x = 6,795.70

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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.