Home / 9,637.07-13,302.83-6,280.71

Finding the Fourth Proportional to 9,637.07, 13,302.83 and 6,280.71

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Solution

The fourth proportional to 9,637.07, 13,302.83 and 6,280.71 is: 8,669.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.07 : 13,302.83 = 6,280.71 : x
  2. Step 2: Convert to fraction form
    9,637.07/13,302.83 = 6,280.71/x
  3. Step 3: Cross multiply
    9,637.07x = 13,302.83 × 6,280.71
  4. Step 4: Simplify right side
    9,637.07x = 83,551,217.41
  5. Step 5: Solve for x
    x = 83,551,217.41/9,637.07
  6. Step 6: Final answer
    x = 8,669.77

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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.