Home / 11,290.07-15,580.73-6,254.18

Finding the Fourth Proportional to 11,290.07, 15,580.73 and 6,254.18

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Solution

The fourth proportional to 11,290.07, 15,580.73 and 6,254.18 is: 8,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.07 : 15,580.73 = 6,254.18 : x
  2. Step 2: Convert to fraction form
    11,290.07/15,580.73 = 6,254.18/x
  3. Step 3: Cross multiply
    11,290.07x = 15,580.73 × 6,254.18
  4. Step 4: Simplify right side
    11,290.07x = 97,444,689.95
  5. Step 5: Solve for x
    x = 97,444,689.95/11,290.07
  6. Step 6: Final answer
    x = 8,631.01

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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.