Home / 6,010.18-8,289.48-5,172.30

Finding the Fourth Proportional to 6,010.18, 8,289.48 and 5,172.30

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Solution

The fourth proportional to 6,010.18, 8,289.48 and 5,172.30 is: 7,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,010.18 : 8,289.48 = 5,172.30 : x
  2. Step 2: Convert to fraction form
    6,010.18/8,289.48 = 5,172.30/x
  3. Step 3: Cross multiply
    6,010.18x = 8,289.48 × 5,172.30
  4. Step 4: Simplify right side
    6,010.18x = 42,875,677.40
  5. Step 5: Solve for x
    x = 42,875,677.40/6,010.18
  6. Step 6: Final answer
    x = 7,133.84

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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.