Home / 7,526.30-10,388.45-4,541.63

Finding the Fourth Proportional to 7,526.30, 10,388.45 and 4,541.63

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Solution

The fourth proportional to 7,526.30, 10,388.45 and 4,541.63 is: 6,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.30 : 10,388.45 = 4,541.63 : x
  2. Step 2: Convert to fraction form
    7,526.30/10,388.45 = 4,541.63/x
  3. Step 3: Cross multiply
    7,526.30x = 10,388.45 × 4,541.63
  4. Step 4: Simplify right side
    7,526.30x = 47,180,455.59
  5. Step 5: Solve for x
    x = 47,180,455.59/7,526.30
  6. Step 6: Final answer
    x = 6,268.75

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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.