Home / 11,306.76-15,603.50-6,271.18

Finding the Fourth Proportional to 11,306.76, 15,603.50 and 6,271.18

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Solution

The fourth proportional to 11,306.76, 15,603.50 and 6,271.18 is: 8,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.76 : 15,603.50 = 6,271.18 : x
  2. Step 2: Convert to fraction form
    11,306.76/15,603.50 = 6,271.18/x
  3. Step 3: Cross multiply
    11,306.76x = 15,603.50 × 6,271.18
  4. Step 4: Simplify right side
    11,306.76x = 97,852,357.13
  5. Step 5: Solve for x
    x = 97,852,357.13/11,306.76
  6. Step 6: Final answer
    x = 8,654.32

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Double scale
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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.