Home / 5,015.59-7,518.93-1,726.39

Finding the Fourth Proportional to 5,015.59, 7,518.93 and 1,726.39

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Solution

The fourth proportional to 5,015.59, 7,518.93 and 1,726.39 is: 2,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.59 : 7,518.93 = 1,726.39 : x
  2. Step 2: Convert to fraction form
    5,015.59/7,518.93 = 1,726.39/x
  3. Step 3: Cross multiply
    5,015.59x = 7,518.93 × 1,726.39
  4. Step 4: Simplify right side
    5,015.59x = 12,980,605.56
  5. Step 5: Solve for x
    x = 12,980,605.56/5,015.59
  6. Step 6: Final answer
    x = 2,588.05

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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.