Home / 9,827.18-13,561.50-5,350.93

Finding the Fourth Proportional to 9,827.18, 13,561.50 and 5,350.93

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Solution

The fourth proportional to 9,827.18, 13,561.50 and 5,350.93 is: 7,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.18 : 13,561.50 = 5,350.93 : x
  2. Step 2: Convert to fraction form
    9,827.18/13,561.50 = 5,350.93/x
  3. Step 3: Cross multiply
    9,827.18x = 13,561.50 × 5,350.93
  4. Step 4: Simplify right side
    9,827.18x = 72,566,637.20
  5. Step 5: Solve for x
    x = 72,566,637.20/9,827.18
  6. Step 6: Final answer
    x = 7,384.28

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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.