Home / 7,565.63-10,440.96-4,208.51

Finding the Fourth Proportional to 7,565.63, 10,440.96 and 4,208.51

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Solution

The fourth proportional to 7,565.63, 10,440.96 and 4,208.51 is: 5,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.63 : 10,440.96 = 4,208.51 : x
  2. Step 2: Convert to fraction form
    7,565.63/10,440.96 = 4,208.51/x
  3. Step 3: Cross multiply
    7,565.63x = 10,440.96 × 4,208.51
  4. Step 4: Simplify right side
    7,565.63x = 43,940,910.67
  5. Step 5: Solve for x
    x = 43,940,910.67/7,565.63
  6. Step 6: Final answer
    x = 5,807.96

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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.