Home / 7,356.58-10,151.67-4,212.97

Finding the Fourth Proportional to 7,356.58, 10,151.67 and 4,212.97

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Solution

The fourth proportional to 7,356.58, 10,151.67 and 4,212.97 is: 5,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.58 : 10,151.67 = 4,212.97 : x
  2. Step 2: Convert to fraction form
    7,356.58/10,151.67 = 4,212.97/x
  3. Step 3: Cross multiply
    7,356.58x = 10,151.67 × 4,212.97
  4. Step 4: Simplify right side
    7,356.58x = 42,768,681.16
  5. Step 5: Solve for x
    x = 42,768,681.16/7,356.58
  6. Step 6: Final answer
    x = 5,813.66

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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.