Home / 10,344.81-14,268.21-6,564.72

Finding the Fourth Proportional to 10,344.81, 14,268.21 and 6,564.72

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Solution

The fourth proportional to 10,344.81, 14,268.21 and 6,564.72 is: 9,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.81 : 14,268.21 = 6,564.72 : x
  2. Step 2: Convert to fraction form
    10,344.81/14,268.21 = 6,564.72/x
  3. Step 3: Cross multiply
    10,344.81x = 14,268.21 × 6,564.72
  4. Step 4: Simplify right side
    10,344.81x = 93,666,803.55
  5. Step 5: Solve for x
    x = 93,666,803.55/10,344.81
  6. Step 6: Final answer
    x = 9,054.47

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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.