Home / 10,749.31-14,835.56-6,275.48

Finding the Fourth Proportional to 10,749.31, 14,835.56 and 6,275.48

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Solution

The fourth proportional to 10,749.31, 14,835.56 and 6,275.48 is: 8,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.31 : 14,835.56 = 6,275.48 : x
  2. Step 2: Convert to fraction form
    10,749.31/14,835.56 = 6,275.48/x
  3. Step 3: Cross multiply
    10,749.31x = 14,835.56 × 6,275.48
  4. Step 4: Simplify right side
    10,749.31x = 93,100,154.51
  5. Step 5: Solve for x
    x = 93,100,154.51/10,749.31
  6. Step 6: Final answer
    x = 8,661.04

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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.