Home / 5,445.19-8,165.34-1,548.67

Finding the Fourth Proportional to 5,445.19, 8,165.34 and 1,548.67

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Solution

The fourth proportional to 5,445.19, 8,165.34 and 1,548.67 is: 2,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.19 : 8,165.34 = 1,548.67 : x
  2. Step 2: Convert to fraction form
    5,445.19/8,165.34 = 1,548.67/x
  3. Step 3: Cross multiply
    5,445.19x = 8,165.34 × 1,548.67
  4. Step 4: Simplify right side
    5,445.19x = 12,645,417.10
  5. Step 5: Solve for x
    x = 12,645,417.10/5,445.19
  6. Step 6: Final answer
    x = 2,322.31

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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.