Home / 10,681.47-14,733.50-6,699.11

Finding the Fourth Proportional to 10,681.47, 14,733.50 and 6,699.11

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Solution

The fourth proportional to 10,681.47, 14,733.50 and 6,699.11 is: 9,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.47 : 14,733.50 = 6,699.11 : x
  2. Step 2: Convert to fraction form
    10,681.47/14,733.50 = 6,699.11/x
  3. Step 3: Cross multiply
    10,681.47x = 14,733.50 × 6,699.11
  4. Step 4: Simplify right side
    10,681.47x = 98,701,230.02
  5. Step 5: Solve for x
    x = 98,701,230.02/10,681.47
  6. Step 6: Final answer
    x = 9,240.42

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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.