Home / 7,455.58-10,288.77-4,098.47

Finding the Fourth Proportional to 7,455.58, 10,288.77 and 4,098.47

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Solution

The fourth proportional to 7,455.58, 10,288.77 and 4,098.47 is: 5,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.58 : 10,288.77 = 4,098.47 : x
  2. Step 2: Convert to fraction form
    7,455.58/10,288.77 = 4,098.47/x
  3. Step 3: Cross multiply
    7,455.58x = 10,288.77 × 4,098.47
  4. Step 4: Simplify right side
    7,455.58x = 42,168,148.37
  5. Step 5: Solve for x
    x = 42,168,148.37/7,455.58
  6. Step 6: Final answer
    x = 5,655.92

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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.