Home / 5,464.87-7,528.35-4,345.45

Finding the Fourth Proportional to 5,464.87, 7,528.35 and 4,345.45

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Solution

The fourth proportional to 5,464.87, 7,528.35 and 4,345.45 is: 5,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.87 : 7,528.35 = 4,345.45 : x
  2. Step 2: Convert to fraction form
    5,464.87/7,528.35 = 4,345.45/x
  3. Step 3: Cross multiply
    5,464.87x = 7,528.35 × 4,345.45
  4. Step 4: Simplify right side
    5,464.87x = 32,714,068.51
  5. Step 5: Solve for x
    x = 32,714,068.51/5,464.87
  6. Step 6: Final answer
    x = 5,986.25

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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.