Home / 7,258.50-10,017.95-4,116.51

Finding the Fourth Proportional to 7,258.50, 10,017.95 and 4,116.51

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Solution

The fourth proportional to 7,258.50, 10,017.95 and 4,116.51 is: 5,681.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.50 : 10,017.95 = 4,116.51 : x
  2. Step 2: Convert to fraction form
    7,258.50/10,017.95 = 4,116.51/x
  3. Step 3: Cross multiply
    7,258.50x = 10,017.95 × 4,116.51
  4. Step 4: Simplify right side
    7,258.50x = 41,238,970.77
  5. Step 5: Solve for x
    x = 41,238,970.77/7,258.50
  6. Step 6: Final answer
    x = 5,681.47

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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.