Home / 10,306.19-14,222.27-5,706.81

Finding the Fourth Proportional to 10,306.19, 14,222.27 and 5,706.81

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Solution

The fourth proportional to 10,306.19, 14,222.27 and 5,706.81 is: 7,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.19 : 14,222.27 = 5,706.81 : x
  2. Step 2: Convert to fraction form
    10,306.19/14,222.27 = 5,706.81/x
  3. Step 3: Cross multiply
    10,306.19x = 14,222.27 × 5,706.81
  4. Step 4: Simplify right side
    10,306.19x = 81,163,693.01
  5. Step 5: Solve for x
    x = 81,163,693.01/10,306.19
  6. Step 6: Final answer
    x = 7,875.24

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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.