Home / 10,703.58-14,769.99-6,513.18

Finding the Fourth Proportional to 10,703.58, 14,769.99 and 6,513.18

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Solution

The fourth proportional to 10,703.58, 14,769.99 and 6,513.18 is: 8,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.58 : 14,769.99 = 6,513.18 : x
  2. Step 2: Convert to fraction form
    10,703.58/14,769.99 = 6,513.18/x
  3. Step 3: Cross multiply
    10,703.58x = 14,769.99 × 6,513.18
  4. Step 4: Simplify right side
    10,703.58x = 96,199,603.47
  5. Step 5: Solve for x
    x = 96,199,603.47/10,703.58
  6. Step 6: Final answer
    x = 8,987.61

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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.