Home / 7,526.28-10,386.64-4,542.06

Finding the Fourth Proportional to 7,526.28, 10,386.64 and 4,542.06

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Solution

The fourth proportional to 7,526.28, 10,386.64 and 4,542.06 is: 6,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.28 : 10,386.64 = 4,542.06 : x
  2. Step 2: Convert to fraction form
    7,526.28/10,386.64 = 4,542.06/x
  3. Step 3: Cross multiply
    7,526.28x = 10,386.64 × 4,542.06
  4. Step 4: Simplify right side
    7,526.28x = 47,176,742.08
  5. Step 5: Solve for x
    x = 47,176,742.08/7,526.28
  6. Step 6: Final answer
    x = 6,268.27

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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.