Home / 9,288.48-13,925.92-3,445.12

Finding the Fourth Proportional to 9,288.48, 13,925.92 and 3,445.12

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Solution

The fourth proportional to 9,288.48, 13,925.92 and 3,445.12 is: 5,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.48 : 13,925.92 = 3,445.12 : x
  2. Step 2: Convert to fraction form
    9,288.48/13,925.92 = 3,445.12/x
  3. Step 3: Cross multiply
    9,288.48x = 13,925.92 × 3,445.12
  4. Step 4: Simplify right side
    9,288.48x = 47,976,465.51
  5. Step 5: Solve for x
    x = 47,976,465.51/9,288.48
  6. Step 6: Final answer
    x = 5,165.16

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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.