Home / 4,890.04-7,330.20-2,807.52

Finding the Fourth Proportional to 4,890.04, 7,330.20 and 2,807.52

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Solution

The fourth proportional to 4,890.04, 7,330.20 and 2,807.52 is: 4,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.04 : 7,330.20 = 2,807.52 : x
  2. Step 2: Convert to fraction form
    4,890.04/7,330.20 = 2,807.52/x
  3. Step 3: Cross multiply
    4,890.04x = 7,330.20 × 2,807.52
  4. Step 4: Simplify right side
    4,890.04x = 20,579,683.10
  5. Step 5: Solve for x
    x = 20,579,683.10/4,890.04
  6. Step 6: Final answer
    x = 4,208.49

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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.