Home / 10,089.09-13,925.93-6,310.01

Finding the Fourth Proportional to 10,089.09, 13,925.93 and 6,310.01

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Solution

The fourth proportional to 10,089.09, 13,925.93 and 6,310.01 is: 8,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.09 : 13,925.93 = 6,310.01 : x
  2. Step 2: Convert to fraction form
    10,089.09/13,925.93 = 6,310.01/x
  3. Step 3: Cross multiply
    10,089.09x = 13,925.93 × 6,310.01
  4. Step 4: Simplify right side
    10,089.09x = 87,872,760.82
  5. Step 5: Solve for x
    x = 87,872,760.82/10,089.09
  6. Step 6: Final answer
    x = 8,709.68

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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.