Home / 7,275.48-10,029.55-5,784

Finding the Fourth Proportional to 7,275.48, 10,029.55 and 5,784

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Solution

The fourth proportional to 7,275.48, 10,029.55 and 5,784 is: 7,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.48 : 10,029.55 = 5,784 : x
  2. Step 2: Convert to fraction form
    7,275.48/10,029.55 = 5,784/x
  3. Step 3: Cross multiply
    7,275.48x = 10,029.55 × 5,784
  4. Step 4: Simplify right side
    7,275.48x = 58,010,917.20
  5. Step 5: Solve for x
    x = 58,010,917.20/7,275.48
  6. Step 6: Final answer
    x = 7,973.48

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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.