Home / 7,430.42-11,131.17-4,133.52

Finding the Fourth Proportional to 7,430.42, 11,131.17 and 4,133.52

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Solution

The fourth proportional to 7,430.42, 11,131.17 and 4,133.52 is: 6,192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.42 : 11,131.17 = 4,133.52 : x
  2. Step 2: Convert to fraction form
    7,430.42/11,131.17 = 4,133.52/x
  3. Step 3: Cross multiply
    7,430.42x = 11,131.17 × 4,133.52
  4. Step 4: Simplify right side
    7,430.42x = 46,010,913.82
  5. Step 5: Solve for x
    x = 46,010,913.82/7,430.42
  6. Step 6: Final answer
    x = 6,192.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.