Home / 9,689.01-14,533.65-3,115.32

Finding the Fourth Proportional to 9,689.01, 14,533.65 and 3,115.32

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Solution

The fourth proportional to 9,689.01, 14,533.65 and 3,115.32 is: 4,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689.01 : 14,533.65 = 3,115.32 : x
  2. Step 2: Convert to fraction form
    9,689.01/14,533.65 = 3,115.32/x
  3. Step 3: Cross multiply
    9,689.01x = 14,533.65 × 3,115.32
  4. Step 4: Simplify right side
    9,689.01x = 45,276,970.52
  5. Step 5: Solve for x
    x = 45,276,970.52/9,689.01
  6. Step 6: Final answer
    x = 4,673.02

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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.