Home / 8,412.51-11,608.58-4,875.99

Finding the Fourth Proportional to 8,412.51, 11,608.58 and 4,875.99

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Solution

The fourth proportional to 8,412.51, 11,608.58 and 4,875.99 is: 6,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.51 : 11,608.58 = 4,875.99 : x
  2. Step 2: Convert to fraction form
    8,412.51/11,608.58 = 4,875.99/x
  3. Step 3: Cross multiply
    8,412.51x = 11,608.58 × 4,875.99
  4. Step 4: Simplify right side
    8,412.51x = 56,603,295.61
  5. Step 5: Solve for x
    x = 56,603,295.61/8,412.51
  6. Step 6: Final answer
    x = 6,728.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.