Home / 10,291.52-14,203.00-6,259.92

Finding the Fourth Proportional to 10,291.52, 14,203.00 and 6,259.92

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Solution

The fourth proportional to 10,291.52, 14,203.00 and 6,259.92 is: 8,639.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.52 : 14,203.00 = 6,259.92 : x
  2. Step 2: Convert to fraction form
    10,291.52/14,203.00 = 6,259.92/x
  3. Step 3: Cross multiply
    10,291.52x = 14,203.00 × 6,259.92
  4. Step 4: Simplify right side
    10,291.52x = 88,909,655.88
  5. Step 5: Solve for x
    x = 88,909,655.88/10,291.52
  6. Step 6: Final answer
    x = 8,639.12

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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.