Home / 10,250.35-14,148.68-6,424.01

Finding the Fourth Proportional to 10,250.35, 14,148.68 and 6,424.01

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Solution

The fourth proportional to 10,250.35, 14,148.68 and 6,424.01 is: 8,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.35 : 14,148.68 = 6,424.01 : x
  2. Step 2: Convert to fraction form
    10,250.35/14,148.68 = 6,424.01/x
  3. Step 3: Cross multiply
    10,250.35x = 14,148.68 × 6,424.01
  4. Step 4: Simplify right side
    10,250.35x = 90,891,212.00
  5. Step 5: Solve for x
    x = 90,891,212.00/10,250.35
  6. Step 6: Final answer
    x = 8,867.13

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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.