Home / 4,721.10-6,514.65-3,602.76

Finding the Fourth Proportional to 4,721.10, 6,514.65 and 3,602.76

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Solution

The fourth proportional to 4,721.10, 6,514.65 and 3,602.76 is: 4,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.10 : 6,514.65 = 3,602.76 : x
  2. Step 2: Convert to fraction form
    4,721.10/6,514.65 = 3,602.76/x
  3. Step 3: Cross multiply
    4,721.10x = 6,514.65 × 3,602.76
  4. Step 4: Simplify right side
    4,721.10x = 23,470,720.43
  5. Step 5: Solve for x
    x = 23,470,720.43/4,721.10
  6. Step 6: Final answer
    x = 4,971.45

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Half scale
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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.