Home / 4,732.32-6,530.40-2,742.72

Finding the Fourth Proportional to 4,732.32, 6,530.40 and 2,742.72

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Solution

The fourth proportional to 4,732.32, 6,530.40 and 2,742.72 is: 3,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.32 : 6,530.40 = 2,742.72 : x
  2. Step 2: Convert to fraction form
    4,732.32/6,530.40 = 2,742.72/x
  3. Step 3: Cross multiply
    4,732.32x = 6,530.40 × 2,742.72
  4. Step 4: Simplify right side
    4,732.32x = 17,911,058.69
  5. Step 5: Solve for x
    x = 17,911,058.69/4,732.32
  6. Step 6: Final answer
    x = 3,784.84

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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.