Home / 6,570.87-9,072.23-5,055.74

Finding the Fourth Proportional to 6,570.87, 9,072.23 and 5,055.74

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Solution

The fourth proportional to 6,570.87, 9,072.23 and 5,055.74 is: 6,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.87 : 9,072.23 = 5,055.74 : x
  2. Step 2: Convert to fraction form
    6,570.87/9,072.23 = 5,055.74/x
  3. Step 3: Cross multiply
    6,570.87x = 9,072.23 × 5,055.74
  4. Step 4: Simplify right side
    6,570.87x = 45,866,765.46
  5. Step 5: Solve for x
    x = 45,866,765.46/6,570.87
  6. Step 6: Final answer
    x = 6,980.32

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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.