Home / 10,756.04-14,842.42-6,280.16

Finding the Fourth Proportional to 10,756.04, 14,842.42 and 6,280.16

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Solution

The fourth proportional to 10,756.04, 14,842.42 and 6,280.16 is: 8,666.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.04 : 14,842.42 = 6,280.16 : x
  2. Step 2: Convert to fraction form
    10,756.04/14,842.42 = 6,280.16/x
  3. Step 3: Cross multiply
    10,756.04x = 14,842.42 × 6,280.16
  4. Step 4: Simplify right side
    10,756.04x = 93,212,772.39
  5. Step 5: Solve for x
    x = 93,212,772.39/10,756.04
  6. Step 6: Final answer
    x = 8,666.09

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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.