Home / 5,656.47-7,805.58-3,417.02

Finding the Fourth Proportional to 5,656.47, 7,805.58 and 3,417.02

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Solution

The fourth proportional to 5,656.47, 7,805.58 and 3,417.02 is: 4,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.47 : 7,805.58 = 3,417.02 : x
  2. Step 2: Convert to fraction form
    5,656.47/7,805.58 = 3,417.02/x
  3. Step 3: Cross multiply
    5,656.47x = 7,805.58 × 3,417.02
  4. Step 4: Simplify right side
    5,656.47x = 26,671,829.67
  5. Step 5: Solve for x
    x = 26,671,829.67/5,656.47
  6. Step 6: Final answer
    x = 4,715.28

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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.