Home / 8,435.94-11,641.40-4,607.45

Finding the Fourth Proportional to 8,435.94, 11,641.40 and 4,607.45

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Solution

The fourth proportional to 8,435.94, 11,641.40 and 4,607.45 is: 6,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.94 : 11,641.40 = 4,607.45 : x
  2. Step 2: Convert to fraction form
    8,435.94/11,641.40 = 4,607.45/x
  3. Step 3: Cross multiply
    8,435.94x = 11,641.40 × 4,607.45
  4. Step 4: Simplify right side
    8,435.94x = 53,637,174.04
  5. Step 5: Solve for x
    x = 53,637,174.04/8,435.94
  6. Step 6: Final answer
    x = 6,358.17

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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.