Home / 10,547.36-15,825.68-5,004.72

Finding the Fourth Proportional to 10,547.36, 15,825.68 and 5,004.72

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Solution

The fourth proportional to 10,547.36, 15,825.68 and 5,004.72 is: 7,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.36 : 15,825.68 = 5,004.72 : x
  2. Step 2: Convert to fraction form
    10,547.36/15,825.68 = 5,004.72/x
  3. Step 3: Cross multiply
    10,547.36x = 15,825.68 × 5,004.72
  4. Step 4: Simplify right side
    10,547.36x = 79,203,097.21
  5. Step 5: Solve for x
    x = 79,203,097.21/10,547.36
  6. Step 6: Final answer
    x = 7,509.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.