Home / 9,513.20-14,274.88-3,970.32

Finding the Fourth Proportional to 9,513.20, 14,274.88 and 3,970.32

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Solution

The fourth proportional to 9,513.20, 14,274.88 and 3,970.32 is: 5,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.20 : 14,274.88 = 3,970.32 : x
  2. Step 2: Convert to fraction form
    9,513.20/14,274.88 = 3,970.32/x
  3. Step 3: Cross multiply
    9,513.20x = 14,274.88 × 3,970.32
  4. Step 4: Simplify right side
    9,513.20x = 56,675,841.56
  5. Step 5: Solve for x
    x = 56,675,841.56/9,513.20
  6. Step 6: Final answer
    x = 5,957.60

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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.