Home / 5,258.10-7,256.13-2,900.19

Finding the Fourth Proportional to 5,258.10, 7,256.13 and 2,900.19

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Solution

The fourth proportional to 5,258.10, 7,256.13 and 2,900.19 is: 4,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.10 : 7,256.13 = 2,900.19 : x
  2. Step 2: Convert to fraction form
    5,258.10/7,256.13 = 2,900.19/x
  3. Step 3: Cross multiply
    5,258.10x = 7,256.13 × 2,900.19
  4. Step 4: Simplify right side
    5,258.10x = 21,044,155.66
  5. Step 5: Solve for x
    x = 21,044,155.66/5,258.10
  6. Step 6: Final answer
    x = 4,002.24

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Half 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.