Home / 10,888.93-16,334.15-4,315.09

Finding the Fourth Proportional to 10,888.93, 16,334.15 and 4,315.09

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Solution

The fourth proportional to 10,888.93, 16,334.15 and 4,315.09 is: 6,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.93 : 16,334.15 = 4,315.09 : x
  2. Step 2: Convert to fraction form
    10,888.93/16,334.15 = 4,315.09/x
  3. Step 3: Cross multiply
    10,888.93x = 16,334.15 × 4,315.09
  4. Step 4: Simplify right side
    10,888.93x = 70,483,327.32
  5. Step 5: Solve for x
    x = 70,483,327.32/10,888.93
  6. Step 6: Final answer
    x = 6,472.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.