Home / 10,148.43-14,009.15-6,170.82

Finding the Fourth Proportional to 10,148.43, 14,009.15 and 6,170.82

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Solution

The fourth proportional to 10,148.43, 14,009.15 and 6,170.82 is: 8,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.43 : 14,009.15 = 6,170.82 : x
  2. Step 2: Convert to fraction form
    10,148.43/14,009.15 = 6,170.82/x
  3. Step 3: Cross multiply
    10,148.43x = 14,009.15 × 6,170.82
  4. Step 4: Simplify right side
    10,148.43x = 86,447,842.10
  5. Step 5: Solve for x
    x = 86,447,842.10/10,148.43
  6. Step 6: Final answer
    x = 8,518.35

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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.