Home / 10,341.48-15,512.28-7,046.40

Finding the Fourth Proportional to 10,341.48, 15,512.28 and 7,046.40

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Solution

The fourth proportional to 10,341.48, 15,512.28 and 7,046.40 is: 10,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.48 : 15,512.28 = 7,046.40 : x
  2. Step 2: Convert to fraction form
    10,341.48/15,512.28 = 7,046.40/x
  3. Step 3: Cross multiply
    10,341.48x = 15,512.28 × 7,046.40
  4. Step 4: Simplify right side
    10,341.48x = 109,305,729.79
  5. Step 5: Solve for x
    x = 109,305,729.79/10,341.48
  6. Step 6: Final answer
    x = 10,569.64

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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.