Home / 7,109.52-10,652.47-4,327.77

Finding the Fourth Proportional to 7,109.52, 10,652.47 and 4,327.77

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Solution

The fourth proportional to 7,109.52, 10,652.47 and 4,327.77 is: 6,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.52 : 10,652.47 = 4,327.77 : x
  2. Step 2: Convert to fraction form
    7,109.52/10,652.47 = 4,327.77/x
  3. Step 3: Cross multiply
    7,109.52x = 10,652.47 × 4,327.77
  4. Step 4: Simplify right side
    7,109.52x = 46,101,440.09
  5. Step 5: Solve for x
    x = 46,101,440.09/7,109.52
  6. Step 6: Final answer
    x = 6,484.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.