Home / 6,434.50-8,886.90-4,334.98

Finding the Fourth Proportional to 6,434.50, 8,886.90 and 4,334.98

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Solution

The fourth proportional to 6,434.50, 8,886.90 and 4,334.98 is: 5,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.50 : 8,886.90 = 4,334.98 : x
  2. Step 2: Convert to fraction form
    6,434.50/8,886.90 = 4,334.98/x
  3. Step 3: Cross multiply
    6,434.50x = 8,886.90 × 4,334.98
  4. Step 4: Simplify right side
    6,434.50x = 38,524,533.76
  5. Step 5: Solve for x
    x = 38,524,533.76/6,434.50
  6. Step 6: Final answer
    x = 5,987.18

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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.