Home / 10,340.40-14,270.01-5,624.70

Finding the Fourth Proportional to 10,340.40, 14,270.01 and 5,624.70

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Solution

The fourth proportional to 10,340.40, 14,270.01 and 5,624.70 is: 7,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.40 : 14,270.01 = 5,624.70 : x
  2. Step 2: Convert to fraction form
    10,340.40/14,270.01 = 5,624.70/x
  3. Step 3: Cross multiply
    10,340.40x = 14,270.01 × 5,624.70
  4. Step 4: Simplify right side
    10,340.40x = 80,264,525.25
  5. Step 5: Solve for x
    x = 80,264,525.25/10,340.40
  6. Step 6: Final answer
    x = 7,762.23

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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.