Home / 10,528.04-14,528.76-5,812.48

Finding the Fourth Proportional to 10,528.04, 14,528.76 and 5,812.48

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Solution

The fourth proportional to 10,528.04, 14,528.76 and 5,812.48 is: 8,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.04 : 14,528.76 = 5,812.48 : x
  2. Step 2: Convert to fraction form
    10,528.04/14,528.76 = 5,812.48/x
  3. Step 3: Cross multiply
    10,528.04x = 14,528.76 × 5,812.48
  4. Step 4: Simplify right side
    10,528.04x = 84,448,126.92
  5. Step 5: Solve for x
    x = 84,448,126.92/10,528.04
  6. Step 6: Final answer
    x = 8,021.26

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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.