Home / 7,728.04-10,663.14-4,896.52

Finding the Fourth Proportional to 7,728.04, 10,663.14 and 4,896.52

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Solution

The fourth proportional to 7,728.04, 10,663.14 and 4,896.52 is: 6,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728.04 : 10,663.14 = 4,896.52 : x
  2. Step 2: Convert to fraction form
    7,728.04/10,663.14 = 4,896.52/x
  3. Step 3: Cross multiply
    7,728.04x = 10,663.14 × 4,896.52
  4. Step 4: Simplify right side
    7,728.04x = 52,212,278.27
  5. Step 5: Solve for x
    x = 52,212,278.27/7,728.04
  6. Step 6: Final answer
    x = 6,756.21

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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.