Home / 9,243.24-12,756.08-5,051.76

Finding the Fourth Proportional to 9,243.24, 12,756.08 and 5,051.76

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Solution

The fourth proportional to 9,243.24, 12,756.08 and 5,051.76 is: 6,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.24 : 12,756.08 = 5,051.76 : x
  2. Step 2: Convert to fraction form
    9,243.24/12,756.08 = 5,051.76/x
  3. Step 3: Cross multiply
    9,243.24x = 12,756.08 × 5,051.76
  4. Step 4: Simplify right side
    9,243.24x = 64,440,654.70
  5. Step 5: Solve for x
    x = 64,440,654.70/9,243.24
  6. Step 6: Final answer
    x = 6,971.65

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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.