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Finding the Fourth Proportional to 6,070.30, 8,515.70 and 6,070.30

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Solution

The fourth proportional to 6,070.30, 8,515.70 and 6,070.30 is: 8,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.30 : 8,515.70 = 6,070.30 : x
  2. Step 2: Convert to fraction form
    6,070.30/8,515.70 = 6,070.30/x
  3. Step 3: Cross multiply
    6,070.30x = 8,515.70 × 6,070.30
  4. Step 4: Simplify right side
    6,070.30x = 51,692,853.71
  5. Step 5: Solve for x
    x = 51,692,853.71/6,070.30
  6. Step 6: Final answer
    x = 8,515.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.