Home / 7,714.41-10,645.30-4,357.60

Finding the Fourth Proportional to 7,714.41, 10,645.30 and 4,357.60

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Solution

The fourth proportional to 7,714.41, 10,645.30 and 4,357.60 is: 6,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.41 : 10,645.30 = 4,357.60 : x
  2. Step 2: Convert to fraction form
    7,714.41/10,645.30 = 4,357.60/x
  3. Step 3: Cross multiply
    7,714.41x = 10,645.30 × 4,357.60
  4. Step 4: Simplify right side
    7,714.41x = 46,387,925.86
  5. Step 5: Solve for x
    x = 46,387,925.86/7,714.41
  6. Step 6: Final answer
    x = 6,013.15

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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.