Home / 10,303.03-14,214.15-6,722.20

Finding the Fourth Proportional to 10,303.03, 14,214.15 and 6,722.20

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Solution

The fourth proportional to 10,303.03, 14,214.15 and 6,722.20 is: 9,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.03 : 14,214.15 = 6,722.20 : x
  2. Step 2: Convert to fraction form
    10,303.03/14,214.15 = 6,722.20/x
  3. Step 3: Cross multiply
    10,303.03x = 14,214.15 × 6,722.20
  4. Step 4: Simplify right side
    10,303.03x = 95,550,288.06
  5. Step 5: Solve for x
    x = 95,550,288.06/10,303.03
  6. Step 6: Final answer
    x = 9,274.00

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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.