Home / 5,570.51-7,690.95-4,309.34

Finding the Fourth Proportional to 5,570.51, 7,690.95 and 4,309.34

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Solution

The fourth proportional to 5,570.51, 7,690.95 and 4,309.34 is: 5,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.51 : 7,690.95 = 4,309.34 : x
  2. Step 2: Convert to fraction form
    5,570.51/7,690.95 = 4,309.34/x
  3. Step 3: Cross multiply
    5,570.51x = 7,690.95 × 4,309.34
  4. Step 4: Simplify right side
    5,570.51x = 33,142,880.02
  5. Step 5: Solve for x
    x = 33,142,880.02/5,570.51
  6. Step 6: Final answer
    x = 5,949.71

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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.