Home / 10,239.73-14,130.85-5,763.54

Finding the Fourth Proportional to 10,239.73, 14,130.85 and 5,763.54

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Solution

The fourth proportional to 10,239.73, 14,130.85 and 5,763.54 is: 7,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.73 : 14,130.85 = 5,763.54 : x
  2. Step 2: Convert to fraction form
    10,239.73/14,130.85 = 5,763.54/x
  3. Step 3: Cross multiply
    10,239.73x = 14,130.85 × 5,763.54
  4. Step 4: Simplify right side
    10,239.73x = 81,443,690.39
  5. Step 5: Solve for x
    x = 81,443,690.39/10,239.73
  6. Step 6: Final answer
    x = 7,953.70

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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.