Home / 7,558.15-10,429.08-4,200.95

Finding the Fourth Proportional to 7,558.15, 10,429.08 and 4,200.95

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Solution

The fourth proportional to 7,558.15, 10,429.08 and 4,200.95 is: 5,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.15 : 10,429.08 = 4,200.95 : x
  2. Step 2: Convert to fraction form
    7,558.15/10,429.08 = 4,200.95/x
  3. Step 3: Cross multiply
    7,558.15x = 10,429.08 × 4,200.95
  4. Step 4: Simplify right side
    7,558.15x = 43,812,043.63
  5. Step 5: Solve for x
    x = 43,812,043.63/7,558.15
  6. Step 6: Final answer
    x = 5,796.66

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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.