Home / 7,714.95-10,646.60-4,357.59

Finding the Fourth Proportional to 7,714.95, 10,646.60 and 4,357.59

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Solution

The fourth proportional to 7,714.95, 10,646.60 and 4,357.59 is: 6,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.95 : 10,646.60 = 4,357.59 : x
  2. Step 2: Convert to fraction form
    7,714.95/10,646.60 = 4,357.59/x
  3. Step 3: Cross multiply
    7,714.95x = 10,646.60 × 4,357.59
  4. Step 4: Simplify right side
    7,714.95x = 46,393,517.69
  5. Step 5: Solve for x
    x = 46,393,517.69/7,714.95
  6. Step 6: Final answer
    x = 6,013.46

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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.