Home / 10,509.48-14,497.56-6,259.32

Finding the Fourth Proportional to 10,509.48, 14,497.56 and 6,259.32

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Solution

The fourth proportional to 10,509.48, 14,497.56 and 6,259.32 is: 8,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.48 : 14,497.56 = 6,259.32 : x
  2. Step 2: Convert to fraction form
    10,509.48/14,497.56 = 6,259.32/x
  3. Step 3: Cross multiply
    10,509.48x = 14,497.56 × 6,259.32
  4. Step 4: Simplify right side
    10,509.48x = 90,744,867.26
  5. Step 5: Solve for x
    x = 90,744,867.26/10,509.48
  6. Step 6: Final answer
    x = 8,634.57

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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.