Home / 10,260.51-15,403.52-7,160.23

Finding the Fourth Proportional to 10,260.51, 15,403.52 and 7,160.23

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Solution

The fourth proportional to 10,260.51, 15,403.52 and 7,160.23 is: 10,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.51 : 15,403.52 = 7,160.23 : x
  2. Step 2: Convert to fraction form
    10,260.51/15,403.52 = 7,160.23/x
  3. Step 3: Cross multiply
    10,260.51x = 15,403.52 × 7,160.23
  4. Step 4: Simplify right side
    10,260.51x = 110,292,746.01
  5. Step 5: Solve for x
    x = 110,292,746.01/10,260.51
  6. Step 6: Final answer
    x = 10,749.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.