Home / 7,509.49-10,362.93-4,152.45

Finding the Fourth Proportional to 7,509.49, 10,362.93 and 4,152.45

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Solution

The fourth proportional to 7,509.49, 10,362.93 and 4,152.45 is: 5,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.49 : 10,362.93 = 4,152.45 : x
  2. Step 2: Convert to fraction form
    7,509.49/10,362.93 = 4,152.45/x
  3. Step 3: Cross multiply
    7,509.49x = 10,362.93 × 4,152.45
  4. Step 4: Simplify right side
    7,509.49x = 43,031,548.68
  5. Step 5: Solve for x
    x = 43,031,548.68/7,509.49
  6. Step 6: Final answer
    x = 5,730.29

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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.