Home / 9,328.10-13,983.36-4,643.69

Finding the Fourth Proportional to 9,328.10, 13,983.36 and 4,643.69

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Solution

The fourth proportional to 9,328.10, 13,983.36 and 4,643.69 is: 6,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.10 : 13,983.36 = 4,643.69 : x
  2. Step 2: Convert to fraction form
    9,328.10/13,983.36 = 4,643.69/x
  3. Step 3: Cross multiply
    9,328.10x = 13,983.36 × 4,643.69
  4. Step 4: Simplify right side
    9,328.10x = 64,934,389.00
  5. Step 5: Solve for x
    x = 64,934,389.00/9,328.10
  6. Step 6: Final answer
    x = 6,961.16

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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.