Home / 10,700.81-14,762.15-6,925.19

Finding the Fourth Proportional to 10,700.81, 14,762.15 and 6,925.19

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Solution

The fourth proportional to 10,700.81, 14,762.15 and 6,925.19 is: 9,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.81 : 14,762.15 = 6,925.19 : x
  2. Step 2: Convert to fraction form
    10,700.81/14,762.15 = 6,925.19/x
  3. Step 3: Cross multiply
    10,700.81x = 14,762.15 × 6,925.19
  4. Step 4: Simplify right side
    10,700.81x = 102,230,695.84
  5. Step 5: Solve for x
    x = 102,230,695.84/10,700.81
  6. Step 6: Final answer
    x = 9,553.55

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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.