Home / 9,718.16-14,501.43-8,670.97

Finding the Fourth Proportional to 9,718.16, 14,501.43 and 8,670.97

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Solution

The fourth proportional to 9,718.16, 14,501.43 and 8,670.97 is: 12,938.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.16 : 14,501.43 = 8,670.97 : x
  2. Step 2: Convert to fraction form
    9,718.16/14,501.43 = 8,670.97/x
  3. Step 3: Cross multiply
    9,718.16x = 14,501.43 × 8,670.97
  4. Step 4: Simplify right side
    9,718.16x = 125,741,364.46
  5. Step 5: Solve for x
    x = 125,741,364.46/9,718.16
  6. Step 6: Final answer
    x = 12,938.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.