Home / 10,681.89-14,740.95-6,205.83

Finding the Fourth Proportional to 10,681.89, 14,740.95 and 6,205.83

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Solution

The fourth proportional to 10,681.89, 14,740.95 and 6,205.83 is: 8,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.89 : 14,740.95 = 6,205.83 : x
  2. Step 2: Convert to fraction form
    10,681.89/14,740.95 = 6,205.83/x
  3. Step 3: Cross multiply
    10,681.89x = 14,740.95 × 6,205.83
  4. Step 4: Simplify right side
    10,681.89x = 91,479,829.74
  5. Step 5: Solve for x
    x = 91,479,829.74/10,681.89
  6. Step 6: Final answer
    x = 8,564.01

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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.