Home / 6,556.40-9,041.88-4,317.45

Finding the Fourth Proportional to 6,556.40, 9,041.88 and 4,317.45

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Solution

The fourth proportional to 6,556.40, 9,041.88 and 4,317.45 is: 5,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.40 : 9,041.88 = 4,317.45 : x
  2. Step 2: Convert to fraction form
    6,556.40/9,041.88 = 4,317.45/x
  3. Step 3: Cross multiply
    6,556.40x = 9,041.88 × 4,317.45
  4. Step 4: Simplify right side
    6,556.40x = 39,037,864.81
  5. Step 5: Solve for x
    x = 39,037,864.81/6,556.40
  6. Step 6: Final answer
    x = 5,954.16

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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.