Home / 9,555.48-14,336.85-5,400.18

Finding the Fourth Proportional to 9,555.48, 14,336.85 and 5,400.18

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Solution

The fourth proportional to 9,555.48, 14,336.85 and 5,400.18 is: 8,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.48 : 14,336.85 = 5,400.18 : x
  2. Step 2: Convert to fraction form
    9,555.48/14,336.85 = 5,400.18/x
  3. Step 3: Cross multiply
    9,555.48x = 14,336.85 × 5,400.18
  4. Step 4: Simplify right side
    9,555.48x = 77,421,570.63
  5. Step 5: Solve for x
    x = 77,421,570.63/9,555.48
  6. Step 6: Final answer
    x = 8,102.32

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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.