Home / 7,526.50-10,386.94-4,542.28

Finding the Fourth Proportional to 7,526.50, 10,386.94 and 4,542.28

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Solution

The fourth proportional to 7,526.50, 10,386.94 and 4,542.28 is: 6,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.50 : 10,386.94 = 4,542.28 : x
  2. Step 2: Convert to fraction form
    7,526.50/10,386.94 = 4,542.28/x
  3. Step 3: Cross multiply
    7,526.50x = 10,386.94 × 4,542.28
  4. Step 4: Simplify right side
    7,526.50x = 47,180,389.82
  5. Step 5: Solve for x
    x = 47,180,389.82/7,526.50
  6. Step 6: Final answer
    x = 6,268.57

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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.