Home / 7,358.43-10,152.10-4,707.30

Finding the Fourth Proportional to 7,358.43, 10,152.10 and 4,707.30

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Solution

The fourth proportional to 7,358.43, 10,152.10 and 4,707.30 is: 6,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.43 : 10,152.10 = 4,707.30 : x
  2. Step 2: Convert to fraction form
    7,358.43/10,152.10 = 4,707.30/x
  3. Step 3: Cross multiply
    7,358.43x = 10,152.10 × 4,707.30
  4. Step 4: Simplify right side
    7,358.43x = 47,788,980.33
  5. Step 5: Solve for x
    x = 47,788,980.33/7,358.43
  6. Step 6: Final answer
    x = 6,494.45

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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.