Home / 5,303.68-7,916.81-4,918.25

Finding the Fourth Proportional to 5,303.68, 7,916.81 and 4,918.25

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Solution

The fourth proportional to 5,303.68, 7,916.81 and 4,918.25 is: 7,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.68 : 7,916.81 = 4,918.25 : x
  2. Step 2: Convert to fraction form
    5,303.68/7,916.81 = 4,918.25/x
  3. Step 3: Cross multiply
    5,303.68x = 7,916.81 × 4,918.25
  4. Step 4: Simplify right side
    5,303.68x = 38,936,845.98
  5. Step 5: Solve for x
    x = 38,936,845.98/5,303.68
  6. Step 6: Final answer
    x = 7,341.48

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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.