Home / 7,004.30-10,445.38-6,616.10

Finding the Fourth Proportional to 7,004.30, 10,445.38 and 6,616.10

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Solution

The fourth proportional to 7,004.30, 10,445.38 and 6,616.10 is: 9,866.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.30 : 10,445.38 = 6,616.10 : x
  2. Step 2: Convert to fraction form
    7,004.30/10,445.38 = 6,616.10/x
  3. Step 3: Cross multiply
    7,004.30x = 10,445.38 × 6,616.10
  4. Step 4: Simplify right side
    7,004.30x = 69,107,688.19
  5. Step 5: Solve for x
    x = 69,107,688.19/7,004.30
  6. Step 6: Final answer
    x = 9,866.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.