Home / 5,377.08-7,420.01-3,019.17

Finding the Fourth Proportional to 5,377.08, 7,420.01 and 3,019.17

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Solution

The fourth proportional to 5,377.08, 7,420.01 and 3,019.17 is: 4,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.08 : 7,420.01 = 3,019.17 : x
  2. Step 2: Convert to fraction form
    5,377.08/7,420.01 = 3,019.17/x
  3. Step 3: Cross multiply
    5,377.08x = 7,420.01 × 3,019.17
  4. Step 4: Simplify right side
    5,377.08x = 22,402,284.32
  5. Step 5: Solve for x
    x = 22,402,284.32/5,377.08
  6. Step 6: Final answer
    x = 4,166.25

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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.