Home / 9,312.77-13,973.70-4,382.90

Finding the Fourth Proportional to 9,312.77, 13,973.70 and 4,382.90

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Solution

The fourth proportional to 9,312.77, 13,973.70 and 4,382.90 is: 6,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.77 : 13,973.70 = 4,382.90 : x
  2. Step 2: Convert to fraction form
    9,312.77/13,973.70 = 4,382.90/x
  3. Step 3: Cross multiply
    9,312.77x = 13,973.70 × 4,382.90
  4. Step 4: Simplify right side
    9,312.77x = 61,245,329.73
  5. Step 5: Solve for x
    x = 61,245,329.73/9,312.77
  6. Step 6: Final answer
    x = 6,576.49

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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.