Home / 7,130.76-10,693.08-2,451.24

Finding the Fourth Proportional to 7,130.76, 10,693.08 and 2,451.24

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Solution

The fourth proportional to 7,130.76, 10,693.08 and 2,451.24 is: 3,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130.76 : 10,693.08 = 2,451.24 : x
  2. Step 2: Convert to fraction form
    7,130.76/10,693.08 = 2,451.24/x
  3. Step 3: Cross multiply
    7,130.76x = 10,693.08 × 2,451.24
  4. Step 4: Simplify right side
    7,130.76x = 26,211,305.42
  5. Step 5: Solve for x
    x = 26,211,305.42/7,130.76
  6. Step 6: Final answer
    x = 3,675.81

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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.