Home / 8,445.30-11,657.43-5,801.46

Finding the Fourth Proportional to 8,445.30, 11,657.43 and 5,801.46

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Solution

The fourth proportional to 8,445.30, 11,657.43 and 5,801.46 is: 8,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.30 : 11,657.43 = 5,801.46 : x
  2. Step 2: Convert to fraction form
    8,445.30/11,657.43 = 5,801.46/x
  3. Step 3: Cross multiply
    8,445.30x = 11,657.43 × 5,801.46
  4. Step 4: Simplify right side
    8,445.30x = 67,630,113.85
  5. Step 5: Solve for x
    x = 67,630,113.85/8,445.30
  6. Step 6: Final answer
    x = 8,008.02

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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.