Home / 5,277.12-7,277.60-4,530.84

Finding the Fourth Proportional to 5,277.12, 7,277.60 and 4,530.84

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Solution

The fourth proportional to 5,277.12, 7,277.60 and 4,530.84 is: 6,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.12 : 7,277.60 = 4,530.84 : x
  2. Step 2: Convert to fraction form
    5,277.12/7,277.60 = 4,530.84/x
  3. Step 3: Cross multiply
    5,277.12x = 7,277.60 × 4,530.84
  4. Step 4: Simplify right side
    5,277.12x = 32,973,641.18
  5. Step 5: Solve for x
    x = 32,973,641.18/5,277.12
  6. Step 6: Final answer
    x = 6,248.42

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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.