Home / 9,005.02-12,426.81-5,027.11

Finding the Fourth Proportional to 9,005.02, 12,426.81 and 5,027.11

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Solution

The fourth proportional to 9,005.02, 12,426.81 and 5,027.11 is: 6,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.02 : 12,426.81 = 5,027.11 : x
  2. Step 2: Convert to fraction form
    9,005.02/12,426.81 = 5,027.11/x
  3. Step 3: Cross multiply
    9,005.02x = 12,426.81 × 5,027.11
  4. Step 4: Simplify right side
    9,005.02x = 62,470,940.82
  5. Step 5: Solve for x
    x = 62,470,940.82/9,005.02
  6. Step 6: Final answer
    x = 6,937.35

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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.