Home / 10,340.32-14,269.70-5,624.63

Finding the Fourth Proportional to 10,340.32, 14,269.70 and 5,624.63

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Solution

The fourth proportional to 10,340.32, 14,269.70 and 5,624.63 is: 7,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.32 : 14,269.70 = 5,624.63 : x
  2. Step 2: Convert to fraction form
    10,340.32/14,269.70 = 5,624.63/x
  3. Step 3: Cross multiply
    10,340.32x = 14,269.70 × 5,624.63
  4. Step 4: Simplify right side
    10,340.32x = 80,261,782.71
  5. Step 5: Solve for x
    x = 80,261,782.71/10,340.32
  6. Step 6: Final answer
    x = 7,762.02

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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.