Home / 7,500.96-10,351.40-4,315.82

Finding the Fourth Proportional to 7,500.96, 10,351.40 and 4,315.82

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Solution

The fourth proportional to 7,500.96, 10,351.40 and 4,315.82 is: 5,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.96 : 10,351.40 = 4,315.82 : x
  2. Step 2: Convert to fraction form
    7,500.96/10,351.40 = 4,315.82/x
  3. Step 3: Cross multiply
    7,500.96x = 10,351.40 × 4,315.82
  4. Step 4: Simplify right side
    7,500.96x = 44,674,779.15
  5. Step 5: Solve for x
    x = 44,674,779.15/7,500.96
  6. Step 6: Final answer
    x = 5,955.87

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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.