Home / 7,130.08-10,684.72-4,010.96

Finding the Fourth Proportional to 7,130.08, 10,684.72 and 4,010.96

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Solution

The fourth proportional to 7,130.08, 10,684.72 and 4,010.96 is: 6,010.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130.08 : 10,684.72 = 4,010.96 : x
  2. Step 2: Convert to fraction form
    7,130.08/10,684.72 = 4,010.96/x
  3. Step 3: Cross multiply
    7,130.08x = 10,684.72 × 4,010.96
  4. Step 4: Simplify right side
    7,130.08x = 42,855,956.16
  5. Step 5: Solve for x
    x = 42,855,956.16/7,130.08
  6. Step 6: Final answer
    x = 6,010.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.