Home / 10,347.80-14,272.34-6,567.72

Finding the Fourth Proportional to 10,347.80, 14,272.34 and 6,567.72

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Solution

The fourth proportional to 10,347.80, 14,272.34 and 6,567.72 is: 9,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.80 : 14,272.34 = 6,567.72 : x
  2. Step 2: Convert to fraction form
    10,347.80/14,272.34 = 6,567.72/x
  3. Step 3: Cross multiply
    10,347.80x = 14,272.34 × 6,567.72
  4. Step 4: Simplify right side
    10,347.80x = 93,736,732.86
  5. Step 5: Solve for x
    x = 93,736,732.86/10,347.80
  6. Step 6: Final answer
    x = 9,058.61

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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.