Home / 10,347.26-14,262.62-6,989.00

Finding the Fourth Proportional to 10,347.26, 14,262.62 and 6,989.00

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Solution

The fourth proportional to 10,347.26, 14,262.62 and 6,989.00 is: 9,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.26 : 14,262.62 = 6,989.00 : x
  2. Step 2: Convert to fraction form
    10,347.26/14,262.62 = 6,989.00/x
  3. Step 3: Cross multiply
    10,347.26x = 14,262.62 × 6,989.00
  4. Step 4: Simplify right side
    10,347.26x = 99,681,344.92
  5. Step 5: Solve for x
    x = 99,681,344.92/10,347.26
  6. Step 6: Final answer
    x = 9,633.60

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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.