Home / 5,256.06-7,253.01-2,898.21

Finding the Fourth Proportional to 5,256.06, 7,253.01 and 2,898.21

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Solution

The fourth proportional to 5,256.06, 7,253.01 and 2,898.21 is: 3,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.06 : 7,253.01 = 2,898.21 : x
  2. Step 2: Convert to fraction form
    5,256.06/7,253.01 = 2,898.21/x
  3. Step 3: Cross multiply
    5,256.06x = 7,253.01 × 2,898.21
  4. Step 4: Simplify right side
    5,256.06x = 21,020,746.11
  5. Step 5: Solve for x
    x = 21,020,746.11/5,256.06
  6. Step 6: Final answer
    x = 3,999.34

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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.