Home / 2,454.58-3,386.91-1,570.24

Finding the Fourth Proportional to 2,454.58, 3,386.91 and 1,570.24

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Solution

The fourth proportional to 2,454.58, 3,386.91 and 1,570.24 is: 2,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.58 : 3,386.91 = 1,570.24 : x
  2. Step 2: Convert to fraction form
    2,454.58/3,386.91 = 1,570.24/x
  3. Step 3: Cross multiply
    2,454.58x = 3,386.91 × 1,570.24
  4. Step 4: Simplify right side
    2,454.58x = 5,318,261.56
  5. Step 5: Solve for x
    x = 5,318,261.56/2,454.58
  6. Step 6: Final answer
    x = 2,166.67

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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.