Home / 10,570.37-14,553.91-8,973.70

Finding the Fourth Proportional to 10,570.37, 14,553.91 and 8,973.70

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Solution

The fourth proportional to 10,570.37, 14,553.91 and 8,973.70 is: 12,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.37 : 14,553.91 = 8,973.70 : x
  2. Step 2: Convert to fraction form
    10,570.37/14,553.91 = 8,973.70/x
  3. Step 3: Cross multiply
    10,570.37x = 14,553.91 × 8,973.70
  4. Step 4: Simplify right side
    10,570.37x = 130,602,478.87
  5. Step 5: Solve for x
    x = 130,602,478.87/10,570.37
  6. Step 6: Final answer
    x = 12,355.53

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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.