Home / 7,565.28-10,442.16-4,580.64

Finding the Fourth Proportional to 7,565.28, 10,442.16 and 4,580.64

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Solution

The fourth proportional to 7,565.28, 10,442.16 and 4,580.64 is: 6,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.28 : 10,442.16 = 4,580.64 : x
  2. Step 2: Convert to fraction form
    7,565.28/10,442.16 = 4,580.64/x
  3. Step 3: Cross multiply
    7,565.28x = 10,442.16 × 4,580.64
  4. Step 4: Simplify right side
    7,565.28x = 47,831,775.78
  5. Step 5: Solve for x
    x = 47,831,775.78/7,565.28
  6. Step 6: Final answer
    x = 6,322.54

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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.