Home / 8,347.59-11,519.28-4,810.86

Finding the Fourth Proportional to 8,347.59, 11,519.28 and 4,810.86

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Solution

The fourth proportional to 8,347.59, 11,519.28 and 4,810.86 is: 6,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.59 : 11,519.28 = 4,810.86 : x
  2. Step 2: Convert to fraction form
    8,347.59/11,519.28 = 4,810.86/x
  3. Step 3: Cross multiply
    8,347.59x = 11,519.28 × 4,810.86
  4. Step 4: Simplify right side
    8,347.59x = 55,417,643.38
  5. Step 5: Solve for x
    x = 55,417,643.38/8,347.59
  6. Step 6: Final answer
    x = 6,638.76

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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.