Home / 8,703.93-12,011.35-4,725.03

Finding the Fourth Proportional to 8,703.93, 12,011.35 and 4,725.03

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Solution

The fourth proportional to 8,703.93, 12,011.35 and 4,725.03 is: 6,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.93 : 12,011.35 = 4,725.03 : x
  2. Step 2: Convert to fraction form
    8,703.93/12,011.35 = 4,725.03/x
  3. Step 3: Cross multiply
    8,703.93x = 12,011.35 × 4,725.03
  4. Step 4: Simplify right side
    8,703.93x = 56,753,965.47
  5. Step 5: Solve for x
    x = 56,753,965.47/8,703.93
  6. Step 6: Final answer
    x = 6,520.50

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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.