Home / 7,501.21-10,353.11-4,316.65

Finding the Fourth Proportional to 7,501.21, 10,353.11 and 4,316.65

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Solution

The fourth proportional to 7,501.21, 10,353.11 and 4,316.65 is: 5,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.21 : 10,353.11 = 4,316.65 : x
  2. Step 2: Convert to fraction form
    7,501.21/10,353.11 = 4,316.65/x
  3. Step 3: Cross multiply
    7,501.21x = 10,353.11 × 4,316.65
  4. Step 4: Simplify right side
    7,501.21x = 44,690,704.82
  5. Step 5: Solve for x
    x = 44,690,704.82/7,501.21
  6. Step 6: Final answer
    x = 5,957.80

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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.