Home / 7,557.96-10,429.80-4,200.58

Finding the Fourth Proportional to 7,557.96, 10,429.80 and 4,200.58

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Solution

The fourth proportional to 7,557.96, 10,429.80 and 4,200.58 is: 5,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.96 : 10,429.80 = 4,200.58 : x
  2. Step 2: Convert to fraction form
    7,557.96/10,429.80 = 4,200.58/x
  3. Step 3: Cross multiply
    7,557.96x = 10,429.80 × 4,200.58
  4. Step 4: Simplify right side
    7,557.96x = 43,811,209.28
  5. Step 5: Solve for x
    x = 43,811,209.28/7,557.96
  6. Step 6: Final answer
    x = 5,796.70

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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.