Home / 7,457.10-10,291.08-4,100.19

Finding the Fourth Proportional to 7,457.10, 10,291.08 and 4,100.19

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Solution

The fourth proportional to 7,457.10, 10,291.08 and 4,100.19 is: 5,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.10 : 10,291.08 = 4,100.19 : x
  2. Step 2: Convert to fraction form
    7,457.10/10,291.08 = 4,100.19/x
  3. Step 3: Cross multiply
    7,457.10x = 10,291.08 × 4,100.19
  4. Step 4: Simplify right side
    7,457.10x = 42,195,383.31
  5. Step 5: Solve for x
    x = 42,195,383.31/7,457.10
  6. Step 6: Final answer
    x = 5,658.42

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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.