Home / 6,421.52-9,632.93-1,741.61

Finding the Fourth Proportional to 6,421.52, 9,632.93 and 1,741.61

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Solution

The fourth proportional to 6,421.52, 9,632.93 and 1,741.61 is: 2,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.52 : 9,632.93 = 1,741.61 : x
  2. Step 2: Convert to fraction form
    6,421.52/9,632.93 = 1,741.61/x
  3. Step 3: Cross multiply
    6,421.52x = 9,632.93 × 1,741.61
  4. Step 4: Simplify right side
    6,421.52x = 16,776,768.41
  5. Step 5: Solve for x
    x = 16,776,768.41/6,421.52
  6. Step 6: Final answer
    x = 2,612.58

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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.