Home / 7,848.12-11,756.77-4,554.30

Finding the Fourth Proportional to 7,848.12, 11,756.77 and 4,554.30

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Solution

The fourth proportional to 7,848.12, 11,756.77 and 4,554.30 is: 6,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.12 : 11,756.77 = 4,554.30 : x
  2. Step 2: Convert to fraction form
    7,848.12/11,756.77 = 4,554.30/x
  3. Step 3: Cross multiply
    7,848.12x = 11,756.77 × 4,554.30
  4. Step 4: Simplify right side
    7,848.12x = 53,543,857.61
  5. Step 5: Solve for x
    x = 53,543,857.61/7,848.12
  6. Step 6: Final answer
    x = 6,822.51

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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.