Home / 6,448.04-9,666.40-4,252.12

Finding the Fourth Proportional to 6,448.04, 9,666.40 and 4,252.12

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Solution

The fourth proportional to 6,448.04, 9,666.40 and 4,252.12 is: 6,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.04 : 9,666.40 = 4,252.12 : x
  2. Step 2: Convert to fraction form
    6,448.04/9,666.40 = 4,252.12/x
  3. Step 3: Cross multiply
    6,448.04x = 9,666.40 × 4,252.12
  4. Step 4: Simplify right side
    6,448.04x = 41,102,692.77
  5. Step 5: Solve for x
    x = 41,102,692.77/6,448.04
  6. Step 6: Final answer
    x = 6,374.45

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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.