Home / 5,621.07-7,752.69-4,784.52

Finding the Fourth Proportional to 5,621.07, 7,752.69 and 4,784.52

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Solution

The fourth proportional to 5,621.07, 7,752.69 and 4,784.52 is: 6,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.07 : 7,752.69 = 4,784.52 : x
  2. Step 2: Convert to fraction form
    5,621.07/7,752.69 = 4,784.52/x
  3. Step 3: Cross multiply
    5,621.07x = 7,752.69 × 4,784.52
  4. Step 4: Simplify right side
    5,621.07x = 37,092,900.36
  5. Step 5: Solve for x
    x = 37,092,900.36/5,621.07
  6. Step 6: Final answer
    x = 6,598.90

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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.