Home / 10,653.37-14,700.23-6,460.81

Finding the Fourth Proportional to 10,653.37, 14,700.23 and 6,460.81

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Solution

The fourth proportional to 10,653.37, 14,700.23 and 6,460.81 is: 8,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.37 : 14,700.23 = 6,460.81 : x
  2. Step 2: Convert to fraction form
    10,653.37/14,700.23 = 6,460.81/x
  3. Step 3: Cross multiply
    10,653.37x = 14,700.23 × 6,460.81
  4. Step 4: Simplify right side
    10,653.37x = 94,975,360.68
  5. Step 5: Solve for x
    x = 94,975,360.68/10,653.37
  6. Step 6: Final answer
    x = 8,915.05

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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.