Home / 10,302.96-14,218.04-5,587.24

Finding the Fourth Proportional to 10,302.96, 14,218.04 and 5,587.24

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Solution

The fourth proportional to 10,302.96, 14,218.04 and 5,587.24 is: 7,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.96 : 14,218.04 = 5,587.24 : x
  2. Step 2: Convert to fraction form
    10,302.96/14,218.04 = 5,587.24/x
  3. Step 3: Cross multiply
    10,302.96x = 14,218.04 × 5,587.24
  4. Step 4: Simplify right side
    10,302.96x = 79,439,601.81
  5. Step 5: Solve for x
    x = 79,439,601.81/10,302.96
  6. Step 6: Final answer
    x = 7,710.37

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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.