Home / 10,688.40-16,032.24-4,840.92

Finding the Fourth Proportional to 10,688.40, 16,032.24 and 4,840.92

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Solution

The fourth proportional to 10,688.40, 16,032.24 and 4,840.92 is: 7,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.40 : 16,032.24 = 4,840.92 : x
  2. Step 2: Convert to fraction form
    10,688.40/16,032.24 = 4,840.92/x
  3. Step 3: Cross multiply
    10,688.40x = 16,032.24 × 4,840.92
  4. Step 4: Simplify right side
    10,688.40x = 77,610,791.26
  5. Step 5: Solve for x
    x = 77,610,791.26/10,688.40
  6. Step 6: Final answer
    x = 7,261.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.