Home / 9,164.25-12,646.67-4,972.50

Finding the Fourth Proportional to 9,164.25, 12,646.67 and 4,972.50

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Solution

The fourth proportional to 9,164.25, 12,646.67 and 4,972.50 is: 6,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.25 : 12,646.67 = 4,972.50 : x
  2. Step 2: Convert to fraction form
    9,164.25/12,646.67 = 4,972.50/x
  3. Step 3: Cross multiply
    9,164.25x = 12,646.67 × 4,972.50
  4. Step 4: Simplify right side
    9,164.25x = 62,885,541.71
  5. Step 5: Solve for x
    x = 62,885,541.71/9,164.25
  6. Step 6: Final answer
    x = 6,862.05

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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.