Home / 7,315.70-10,091.54-4,484.43

Finding the Fourth Proportional to 7,315.70, 10,091.54 and 4,484.43

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Solution

The fourth proportional to 7,315.70, 10,091.54 and 4,484.43 is: 6,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.70 : 10,091.54 = 4,484.43 : x
  2. Step 2: Convert to fraction form
    7,315.70/10,091.54 = 4,484.43/x
  3. Step 3: Cross multiply
    7,315.70x = 10,091.54 × 4,484.43
  4. Step 4: Simplify right side
    7,315.70x = 45,254,782.30
  5. Step 5: Solve for x
    x = 45,254,782.30/7,315.70
  6. Step 6: Final answer
    x = 6,185.99

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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.