Home / 5,303.16-7,319.38-3,510.68

Finding the Fourth Proportional to 5,303.16, 7,319.38 and 3,510.68

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Solution

The fourth proportional to 5,303.16, 7,319.38 and 3,510.68 is: 4,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.16 : 7,319.38 = 3,510.68 : x
  2. Step 2: Convert to fraction form
    5,303.16/7,319.38 = 3,510.68/x
  3. Step 3: Cross multiply
    5,303.16x = 7,319.38 × 3,510.68
  4. Step 4: Simplify right side
    5,303.16x = 25,696,000.98
  5. Step 5: Solve for x
    x = 25,696,000.98/5,303.16
  6. Step 6: Final answer
    x = 4,845.41

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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.