Home / 7,671.54-10,575.45-5,426.49

Finding the Fourth Proportional to 7,671.54, 10,575.45 and 5,426.49

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Solution

The fourth proportional to 7,671.54, 10,575.45 and 5,426.49 is: 7,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.54 : 10,575.45 = 5,426.49 : x
  2. Step 2: Convert to fraction form
    7,671.54/10,575.45 = 5,426.49/x
  3. Step 3: Cross multiply
    7,671.54x = 10,575.45 × 5,426.49
  4. Step 4: Simplify right side
    7,671.54x = 57,387,573.67
  5. Step 5: Solve for x
    x = 57,387,573.67/7,671.54
  6. Step 6: Final answer
    x = 7,480.58

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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.