Home / 7,888.52-10,882.86-5,237.36

Finding the Fourth Proportional to 7,888.52, 10,882.86 and 5,237.36

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Solution

The fourth proportional to 7,888.52, 10,882.86 and 5,237.36 is: 7,225.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.52 : 10,882.86 = 5,237.36 : x
  2. Step 2: Convert to fraction form
    7,888.52/10,882.86 = 5,237.36/x
  3. Step 3: Cross multiply
    7,888.52x = 10,882.86 × 5,237.36
  4. Step 4: Simplify right side
    7,888.52x = 56,997,455.65
  5. Step 5: Solve for x
    x = 56,997,455.65/7,888.52
  6. Step 6: Final answer
    x = 7,225.37

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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.