Home / 4,739.52-6,543.30-3,148.32

Finding the Fourth Proportional to 4,739.52, 6,543.30 and 3,148.32

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Solution

The fourth proportional to 4,739.52, 6,543.30 and 3,148.32 is: 4,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.52 : 6,543.30 = 3,148.32 : x
  2. Step 2: Convert to fraction form
    4,739.52/6,543.30 = 3,148.32/x
  3. Step 3: Cross multiply
    4,739.52x = 6,543.30 × 3,148.32
  4. Step 4: Simplify right side
    4,739.52x = 20,600,402.26
  5. Step 5: Solve for x
    x = 20,600,402.26/4,739.52
  6. Step 6: Final answer
    x = 4,346.52

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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.