Home / 7,291.86-10,053.99-5,055.66

Finding the Fourth Proportional to 7,291.86, 10,053.99 and 5,055.66

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Solution

The fourth proportional to 7,291.86, 10,053.99 and 5,055.66 is: 6,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.86 : 10,053.99 = 5,055.66 : x
  2. Step 2: Convert to fraction form
    7,291.86/10,053.99 = 5,055.66/x
  3. Step 3: Cross multiply
    7,291.86x = 10,053.99 × 5,055.66
  4. Step 4: Simplify right side
    7,291.86x = 50,829,555.08
  5. Step 5: Solve for x
    x = 50,829,555.08/7,291.86
  6. Step 6: Final answer
    x = 6,970.73

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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.