Home / 4,992.60-7,488.90-3,437.40

Finding the Fourth Proportional to 4,992.60, 7,488.90 and 3,437.40

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Solution

The fourth proportional to 4,992.60, 7,488.90 and 3,437.40 is: 5,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.60 : 7,488.90 = 3,437.40 : x
  2. Step 2: Convert to fraction form
    4,992.60/7,488.90 = 3,437.40/x
  3. Step 3: Cross multiply
    4,992.60x = 7,488.90 × 3,437.40
  4. Step 4: Simplify right side
    4,992.60x = 25,742,344.86
  5. Step 5: Solve for x
    x = 25,742,344.86/4,992.60
  6. Step 6: Final answer
    x = 5,156.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.