Home / 11,010.02-15,191.70-6,537.74

Finding the Fourth Proportional to 11,010.02, 15,191.70 and 6,537.74

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Solution

The fourth proportional to 11,010.02, 15,191.70 and 6,537.74 is: 9,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.02 : 15,191.70 = 6,537.74 : x
  2. Step 2: Convert to fraction form
    11,010.02/15,191.70 = 6,537.74/x
  3. Step 3: Cross multiply
    11,010.02x = 15,191.70 × 6,537.74
  4. Step 4: Simplify right side
    11,010.02x = 99,319,384.76
  5. Step 5: Solve for x
    x = 99,319,384.76/11,010.02
  6. Step 6: Final answer
    x = 9,020.82

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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.