Home / 9,572.02-13,204.85-6,386.79

Finding the Fourth Proportional to 9,572.02, 13,204.85 and 6,386.79

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Solution

The fourth proportional to 9,572.02, 13,204.85 and 6,386.79 is: 8,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.02 : 13,204.85 = 6,386.79 : x
  2. Step 2: Convert to fraction form
    9,572.02/13,204.85 = 6,386.79/x
  3. Step 3: Cross multiply
    9,572.02x = 13,204.85 × 6,386.79
  4. Step 4: Simplify right side
    9,572.02x = 84,336,572.00
  5. Step 5: Solve for x
    x = 84,336,572.00/9,572.02
  6. Step 6: Final answer
    x = 8,810.74

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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.