Home / 4,390.60-6,529.40-4,252.16

Finding the Fourth Proportional to 4,390.60, 6,529.40 and 4,252.16

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Solution

The fourth proportional to 4,390.60, 6,529.40 and 4,252.16 is: 6,323.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.60 : 6,529.40 = 4,252.16 : x
  2. Step 2: Convert to fraction form
    4,390.60/6,529.40 = 4,252.16/x
  3. Step 3: Cross multiply
    4,390.60x = 6,529.40 × 4,252.16
  4. Step 4: Simplify right side
    4,390.60x = 27,764,053.50
  5. Step 5: Solve for x
    x = 27,764,053.50/4,390.60
  6. Step 6: Final answer
    x = 6,323.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.