Home / 11,306.40-15,602.54-6,270.54

Finding the Fourth Proportional to 11,306.40, 15,602.54 and 6,270.54

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Solution

The fourth proportional to 11,306.40, 15,602.54 and 6,270.54 is: 8,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.40 : 15,602.54 = 6,270.54 : x
  2. Step 2: Convert to fraction form
    11,306.40/15,602.54 = 6,270.54/x
  3. Step 3: Cross multiply
    11,306.40x = 15,602.54 × 6,270.54
  4. Step 4: Simplify right side
    11,306.40x = 97,836,319.82
  5. Step 5: Solve for x
    x = 97,836,319.82/11,306.40
  6. Step 6: Final answer
    x = 8,653.18

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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.