Home / 5,262.76-7,888.64-2,343.12

Finding the Fourth Proportional to 5,262.76, 7,888.64 and 2,343.12

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Solution

The fourth proportional to 5,262.76, 7,888.64 and 2,343.12 is: 3,512.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.76 : 7,888.64 = 2,343.12 : x
  2. Step 2: Convert to fraction form
    5,262.76/7,888.64 = 2,343.12/x
  3. Step 3: Cross multiply
    5,262.76x = 7,888.64 × 2,343.12
  4. Step 4: Simplify right side
    5,262.76x = 18,484,030.16
  5. Step 5: Solve for x
    x = 18,484,030.16/5,262.76
  6. Step 6: Final answer
    x = 3,512.23

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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.