Home / 10,312.63-14,231.35-5,596.81

Finding the Fourth Proportional to 10,312.63, 14,231.35 and 5,596.81

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Solution

The fourth proportional to 10,312.63, 14,231.35 and 5,596.81 is: 7,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.63 : 14,231.35 = 5,596.81 : x
  2. Step 2: Convert to fraction form
    10,312.63/14,231.35 = 5,596.81/x
  3. Step 3: Cross multiply
    10,312.63x = 14,231.35 × 5,596.81
  4. Step 4: Simplify right side
    10,312.63x = 79,650,161.99
  5. Step 5: Solve for x
    x = 79,650,161.99/10,312.63
  6. Step 6: Final answer
    x = 7,723.55

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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.