Home / 9,165.08-12,647.78-4,973.32

Finding the Fourth Proportional to 9,165.08, 12,647.78 and 4,973.32

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Solution

The fourth proportional to 9,165.08, 12,647.78 and 4,973.32 is: 6,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.08 : 12,647.78 = 4,973.32 : x
  2. Step 2: Convert to fraction form
    9,165.08/12,647.78 = 4,973.32/x
  3. Step 3: Cross multiply
    9,165.08x = 12,647.78 × 4,973.32
  4. Step 4: Simplify right side
    9,165.08x = 62,901,457.23
  5. Step 5: Solve for x
    x = 62,901,457.23/9,165.08
  6. Step 6: Final answer
    x = 6,863.17

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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.