Home / 6,425.01-8,869.50-4,070.34

Finding the Fourth Proportional to 6,425.01, 8,869.50 and 4,070.34

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Solution

The fourth proportional to 6,425.01, 8,869.50 and 4,070.34 is: 5,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.01 : 8,869.50 = 4,070.34 : x
  2. Step 2: Convert to fraction form
    6,425.01/8,869.50 = 4,070.34/x
  3. Step 3: Cross multiply
    6,425.01x = 8,869.50 × 4,070.34
  4. Step 4: Simplify right side
    6,425.01x = 36,101,880.63
  5. Step 5: Solve for x
    x = 36,101,880.63/6,425.01
  6. Step 6: Final answer
    x = 5,618.96

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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.