Home / 8,124.32-11,211.80-4,588.07

Finding the Fourth Proportional to 8,124.32, 11,211.80 and 4,588.07

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Solution

The fourth proportional to 8,124.32, 11,211.80 and 4,588.07 is: 6,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.32 : 11,211.80 = 4,588.07 : x
  2. Step 2: Convert to fraction form
    8,124.32/11,211.80 = 4,588.07/x
  3. Step 3: Cross multiply
    8,124.32x = 11,211.80 × 4,588.07
  4. Step 4: Simplify right side
    8,124.32x = 51,440,444.23
  5. Step 5: Solve for x
    x = 51,440,444.23/8,124.32
  6. Step 6: Final answer
    x = 6,331.66

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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.