Home / 5,006.90-7,509.66-1,308.83

Finding the Fourth Proportional to 5,006.90, 7,509.66 and 1,308.83

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Solution

The fourth proportional to 5,006.90, 7,509.66 and 1,308.83 is: 1,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.90 : 7,509.66 = 1,308.83 : x
  2. Step 2: Convert to fraction form
    5,006.90/7,509.66 = 1,308.83/x
  3. Step 3: Cross multiply
    5,006.90x = 7,509.66 × 1,308.83
  4. Step 4: Simplify right side
    5,006.90x = 9,828,830.75
  5. Step 5: Solve for x
    x = 9,828,830.75/5,006.90
  6. Step 6: Final answer
    x = 1,963.06

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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.