Home / 10,246.13-14,138.77-7,558.81

Finding the Fourth Proportional to 10,246.13, 14,138.77 and 7,558.81

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Solution

The fourth proportional to 10,246.13, 14,138.77 and 7,558.81 is: 10,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.13 : 14,138.77 = 7,558.81 : x
  2. Step 2: Convert to fraction form
    10,246.13/14,138.77 = 7,558.81/x
  3. Step 3: Cross multiply
    10,246.13x = 14,138.77 × 7,558.81
  4. Step 4: Simplify right side
    10,246.13x = 106,872,276.06
  5. Step 5: Solve for x
    x = 106,872,276.06/10,246.13
  6. Step 6: Final answer
    x = 10,430.50

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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.