Home / 8,703.34-13,052.70-4,319.62

Finding the Fourth Proportional to 8,703.34, 13,052.70 and 4,319.62

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Solution

The fourth proportional to 8,703.34, 13,052.70 and 4,319.62 is: 6,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.34 : 13,052.70 = 4,319.62 : x
  2. Step 2: Convert to fraction form
    8,703.34/13,052.70 = 4,319.62/x
  3. Step 3: Cross multiply
    8,703.34x = 13,052.70 × 4,319.62
  4. Step 4: Simplify right side
    8,703.34x = 56,382,703.97
  5. Step 5: Solve for x
    x = 56,382,703.97/8,703.34
  6. Step 6: Final answer
    x = 6,478.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.