Home / 9,995.07-13,798.47-6,460.29

Finding the Fourth Proportional to 9,995.07, 13,798.47 and 6,460.29

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Solution

The fourth proportional to 9,995.07, 13,798.47 and 6,460.29 is: 8,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.07 : 13,798.47 = 6,460.29 : x
  2. Step 2: Convert to fraction form
    9,995.07/13,798.47 = 6,460.29/x
  3. Step 3: Cross multiply
    9,995.07x = 13,798.47 × 6,460.29
  4. Step 4: Simplify right side
    9,995.07x = 89,142,117.76
  5. Step 5: Solve for x
    x = 89,142,117.76/9,995.07
  6. Step 6: Final answer
    x = 8,918.61

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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.