Home / 10,302.19-14,216.95-5,586.47

Finding the Fourth Proportional to 10,302.19, 14,216.95 and 5,586.47

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Solution

The fourth proportional to 10,302.19, 14,216.95 and 5,586.47 is: 7,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.19 : 14,216.95 = 5,586.47 : x
  2. Step 2: Convert to fraction form
    10,302.19/14,216.95 = 5,586.47/x
  3. Step 3: Cross multiply
    10,302.19x = 14,216.95 × 5,586.47
  4. Step 4: Simplify right side
    10,302.19x = 79,422,607.19
  5. Step 5: Solve for x
    x = 79,422,607.19/10,302.19
  6. Step 6: Final answer
    x = 7,709.29

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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.