Home / 5,124.15-7,056.45-4,451.64

Finding the Fourth Proportional to 5,124.15, 7,056.45 and 4,451.64

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Solution

The fourth proportional to 5,124.15, 7,056.45 and 4,451.64 is: 6,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.15 : 7,056.45 = 4,451.64 : x
  2. Step 2: Convert to fraction form
    5,124.15/7,056.45 = 4,451.64/x
  3. Step 3: Cross multiply
    5,124.15x = 7,056.45 × 4,451.64
  4. Step 4: Simplify right side
    5,124.15x = 31,412,775.08
  5. Step 5: Solve for x
    x = 31,412,775.08/5,124.15
  6. Step 6: Final answer
    x = 6,130.34

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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.