Home / 7,389.93-10,197.78-4,032.66

Finding the Fourth Proportional to 7,389.93, 10,197.78 and 4,032.66

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Solution

The fourth proportional to 7,389.93, 10,197.78 and 4,032.66 is: 5,564.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.93 : 10,197.78 = 4,032.66 : x
  2. Step 2: Convert to fraction form
    7,389.93/10,197.78 = 4,032.66/x
  3. Step 3: Cross multiply
    7,389.93x = 10,197.78 × 4,032.66
  4. Step 4: Simplify right side
    7,389.93x = 41,124,108.34
  5. Step 5: Solve for x
    x = 41,124,108.34/7,389.93
  6. Step 6: Final answer
    x = 5,564.89

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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.